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The Underworld
by Susan Casey • 2023
More of the moon is named than the deep seafloor. It controls our climate and hides an alien world.
4.22
5k+
The Underworld Summary
The Underworld 90%
More of the moon is named than the deep seafloor. It controls our climate and hides an alien world.
by Susan Casey 2023
4.22
5k+ ratings
Underland
by Robert Macfarlane • 2019
Fungal networks, catacombs, nuclear tombs: the vast underground that shapes our fate and our future.
4.22
22k+
Underland Summary
Underland 88%
Fungal networks, catacombs, nuclear tombs: the vast underground that shapes our fate and our future.
by Robert Macfarlane 2019
4.22
22k+ ratings
The Sea Around Us
by Rachel Carson • 1951
Half the Earth is a sunless abyss holding mountains, phantom currents, and drifting life.
4.17
5k+
The Sea Around Us Summary
The Sea Around Us 88%
Half the Earth is a sunless abyss holding mountains, phantom currents, and drifting life.
by Rachel Carson 1951
4.17
5k+ ratings
Shipwreck Island
by Struan Murray • 2021
A girl carrying a destructive god washes onto an island whose queen's power is failing.
4.38
567
Shipwreck Island Summary
Shipwreck Island 88%
A girl carrying a destructive god washes onto an island whose queen's power is failing.
by Struan Murray 2021
4.38
567 ratings
Dark Life
by Kat Falls • 2010
A subsea boy's strange gift collides with a surface girl's hunt for her missing brother.
3.90
15k+
Dark Life Summary
Dark Life 88%
A subsea boy's strange gift collides with a surface girl's hunt for her missing brother.
by Kat Falls 2010
3.90
15k+ ratings
A Journey to the Center of the Earth
by Jules Verne • 1864
Three explorers follow a runic code down an Icelandic volcano into a vast prehistoric sea.
3.85
228k+
A Journey to the Center of the Earth Summary
A Journey to the Center of the Earth 88%
Three explorers follow a runic code down an Icelandic volcano into a vast prehistoric sea.
by Jules Verne 1864
3.85
228k+ ratings
The City of Ember
by Jeanne DuPrau • 2003
An underground city's lights are dying. Two kids follow torn directions to the world above.
3.90
301k+
The City of Ember Summary
The City of Ember 88%
An underground city's lights are dying. Two kids follow torn directions to the world above.
by Jeanne DuPrau 2003
3.90
301k+ ratings
The Extreme Life of the Sea
by Stephen R. Palumbi • 2014
The ocean's strangest creatures survived every challenge for eons. Then we arrived.
4.00
444
The Extreme Life of the Sea Summary
The Extreme Life of the Sea 88%
The ocean's strangest creatures survived every challenge for eons. Then we arrived.
by Stephen R. Palumbi 2014
4.00
444 ratings
The Hollow Earth
by Rudy Rucker • 1990
On the run for murder, a farm boy follows Edgar Allan Poe into the hollow Earth.
3.41
261
The Hollow Earth Summary
The Hollow Earth 88%
On the run for murder, a farm boy follows Edgar Allan Poe into the hollow Earth.
by Rudy Rucker 1990
3.41
261 ratings
Gregor the Overlander
by Suzanne Collins • 2003
An 11-year-old falls beneath New York. Prophecy pits him against giant rats to save his father.
4.04
115k+
Gregor the Overlander Summary
Gregor the Overlander 87%
An 11-year-old falls beneath New York. Prophecy pits him against giant rats to save his father.
by Suzanne Collins 2003
4.04
115k+ ratings
Twenty Thousand Leagues Under the Sea
by Jules Verne • 1869
Captured aboard an impossible submarine, a scientist trades his freedom for the wonders of the deep.
3.89
279k+
Twenty Thousand Leagues Under the Sea Summary
Twenty Thousand Leagues Under the Sea 87%
Captured aboard an impossible submarine, a scientist trades his freedom for the wonders of the deep.
by Jules Verne 1869
3.89
279k+ ratings
Ocean
by David Attenborough • 2025
The ocean's secrets surfaced in one human lifetime. Now the next generation must decide its fate.
4.42
3k+
Ocean Summary
Ocean 87%
The ocean's secrets surfaced in one human lifetime. Now the next generation must decide its fate.
by David Attenborough 2025
4.42
3k+ ratings
Raise the Titanic!
by Clive Cussler • 1976
To recover a Cold War edge, Dirk Pitt must salvage the Titanic, with Soviets closing in.
3.99
30k+
Raise the Titanic! Summary
Raise the Titanic! 87%
To recover a Cold War edge, Dirk Pitt must salvage the Titanic, with Soviets closing in.
by Clive Cussler 1976
3.99
30k+ ratings
Rolling in the Deep
by Mira Grant • 2015
A mockumentary crew hunts for mermaids in the Mariana Trench. Beneath them, the real ones hunt.
3.94
12k+
Rolling in the Deep Summary
Rolling in the Deep 87%
A mockumentary crew hunts for mermaids in the Mariana Trench. Beneath them, the real ones hunt.
by Mira Grant 2015
3.94
12k+ ratings
The Deep
by Nick Cutter • 2015
Summoned to a trench station, a veterinarian discovers the abyss is sentient and feeds on memory.
3.41
43k+
The Deep Summary
The Deep 87%
Summoned to a trench station, a veterinarian discovers the abyss is sentient and feeds on memory.
by Nick Cutter 2015
3.41
43k+ ratings
Shipwrecked!
by Martin W. Sandler • 2023
Seven shipwrecks froze time. How marine archaeologists learned to unlock them.
3.87
218
Shipwrecked! Summary
Shipwrecked! 87%
Seven shipwrecks froze time. How marine archaeologists learned to unlock them.
by Martin W. Sandler 2023
3.87
218 ratings
Metro 2033
by Dmitry Glukhovsky • 2013
To stop the creatures menacing his home, a young man journeys through the haunted Moscow metro.
4.03
78k+
Metro 2033 Summary
Metro 2033 87%
To stop the creatures menacing his home, a young man journeys through the haunted Moscow metro.
by Dmitry Glukhovsky 2013
4.03
78k+ ratings
Reliquary
by Douglas Preston • 1997
When headless corpses surface in New York, the trail dives underground, where a mutant cult breeds.
4.04
51k+
Reliquary Summary
Reliquary 87%
When headless corpses surface in New York, the trail dives underground, where a mutant cult breeds.
by Douglas Preston 1997
4.04
51k+ ratings
Orphans of the Tide
by Struan Murray • 2020
She pulls a boy from a whale. Inquisitors want him burned. Something wakes inside her.
4.21
2k+
Orphans of the Tide Summary
Orphans of the Tide 87%
She pulls a boy from a whale. Inquisitors want him burned. Something wakes inside her.
by Struan Murray 2020
4.21
2k+ ratings
The Slow Regard of Silent Things
by Patrick Rothfuss • 2014
Auri lives alone beneath the University, coaxing order from broken things and dreading a visitor.
3.86
162k+
The Slow Regard of Silent Things Summary
The Slow Regard of Silent Things 87%
Auri lives alone beneath the University, coaxing order from broken things and dreading a visitor.
by Patrick Rothfuss 2014
3.86
162k+ ratings
The Secret Knowledge of Water
by Craig Childs • 2000
To understand water, go to the land without it. A quest for hidden pools, caves, and desert floods.
4.29
3k+
The Secret Knowledge of Water Summary
The Secret Knowledge of Water 87%
To understand water, go to the land without it. A quest for hidden pools, caves, and desert floods.
by Craig Childs 2000
4.29
3k+ ratings
Marine Biology
by Philip V. Mladenov • 2013
71% of the planet is salt water; it provides half our oxygen, and its life support is failing.
4.21
462
Marine Biology Summary
Marine Biology 87%
71% of the planet is salt water; it provides half our oxygen, and its life support is failing.
by Philip V. Mladenov 2013
4.21
462 ratings
Moby-Duck
by Donovan Hohn • 2011
One man chased 28,800 lost bath toys into ocean gyres, Chinese factories, and the melting ice.
3.31
3k+
Moby-Duck Summary
Moby-Duck 87%
One man chased 28,800 lost bath toys into ocean gyres, Chinese factories, and the melting ice.
by Donovan Hohn 2011
3.31
3k+ ratings
The Lifters
by Dave Eggers • 2018
An invisible boy learns his crumbling town is held together by children propping up the earth.
3.61
2k+
The Lifters Summary
The Lifters 87%
An invisible boy learns his crumbling town is held together by children propping up the earth.
by Dave Eggers 2018
3.61
2k+ ratings
Empire of the Ants
by Bernard Werber • 1999
He inherits a Paris apartment where the forbidden cellar leads to a war among intelligent ants.
4.04
16k+
Empire of the Ants Summary
Empire of the Ants 87%
He inherits a Paris apartment where the forbidden cellar leads to a war among intelligent ants.
by Bernard Werber 1999
4.04
16k+ ratings
The Anomaly
by Michael Rutger • 2018
A YouTuber awakens an ancient machine in a Grand Canyon cave, trapping his crew with monsters.
3.77
13k+
The Anomaly Summary
The Anomaly 87%
A YouTuber awakens an ancient machine in a Grand Canyon cave, trapping his crew with monsters.
by Michael Rutger 2018
3.77
13k+ ratings
Dungeon Crawler Carl
by Matt Dinniman • 2020
Earth is an alien dungeon crawl. Carl enters barefoot, half-dressed, and the cat won't stop talking.
4.47
308k+
Dungeon Crawler Carl Summary
Dungeon Crawler Carl 86%
Earth is an alien dungeon crawl. Carl enters barefoot, half-dressed, and the cat won't stop talking.
by Matt Dinniman 2020
4.47
308k+ ratings
The Mysterious Island
by Jules Verne • 2004
Five Civil War castaways crash on an island where something unseen keeps them alive.
4.14
60k+
The Mysterious Island Summary
The Mysterious Island 86%
Five Civil War castaways crash on an island where something unseen keeps them alive.
by Jules Verne 2004
4.14
60k+ ratings
The Cradle of Ice
by James Rollins • 2023
A young woman with a forbidden voice sails to stop the moon from ending the world.
4.06
5k+
The Cradle of Ice Summary
The Cradle of Ice 86%
A young woman with a forbidden voice sails to stop the moon from ending the world.
by James Rollins 2023
4.06
5k+ ratings
The Scar
by China Miéville • 2002
Pirates capture a linguist and take her to a floating city chasing a tear in reality.
4.19
35k+
The Scar Summary
The Scar 86%
Pirates capture a linguist and take her to a floating city chasing a tear in reality.
by China Miéville 2002
4.19
35k+ ratings
When the Sky Fell
by Rand Flem-Ath • 1995
Ancient maps reveal an ice-free Antarctica. The civilization that charted it may still be there.
3.92
278
When the Sky Fell Summary
When the Sky Fell 86%
Ancient maps reveal an ice-free Antarctica. The civilization that charted it may still be there.
by Rand Flem-Ath 1995
3.92
278 ratings
Into the Drowning Deep
by Mira Grant • 2017
A scientist hunts mermaids in the deepest trench on Earth. They killed her sister first.
3.93
47k+
Into the Drowning Deep Summary
Into the Drowning Deep 86%
A scientist hunts mermaids in the deepest trench on Earth. They killed her sister first.
by Mira Grant 2017
3.93
47k+ ratings
The Lost Heir
by Tui T. Sutherland • 2013
A dragon finds her mother, but an assassin kills heirs and her love is a prison.
4.41
50k+
The Lost Heir Summary
The Lost Heir 86%
A dragon finds her mother, but an assassin kills heirs and her love is a prison.
by Tui T. Sutherland 2013
4.41
50k+ ratings
The Waste Lands
by Stephen King • 1991
A gunslinger's band must out-riddle a psychotic monorail to cross the waste lands.
4.25
250k+
The Waste Lands Summary
The Waste Lands 86%
A gunslinger's band must out-riddle a psychotic monorail to cross the waste lands.
by Stephen King 1991
4.25
250k+ ratings
The Songs of Distant Earth
by Arthur C. Clarke • 1986
Earth's last ark reaches a water world. For an engineer, love makes departure an act of grief.
3.91
17k+
The Songs of Distant Earth Summary
The Songs of Distant Earth 86%
Earth's last ark reaches a water world. For an engineer, love makes departure an act of grief.
by Arthur C. Clarke 1986
3.91
17k+ ratings
Playground
by Richard Powers • 2024
Tech mogul seeks forgiveness on a Pacific island as the community votes on his final plan.
4.13
51k+
Playground Summary
Playground 86%
Tech mogul seeks forgiveness on a Pacific island as the community votes on his final plan.
by Richard Powers 2024
4.13
51k+ ratings
Wool Omnibus
by Hugh Howey • 2012
A buried silo's new sheriff finds the outside is a lie, a secret guarded by murder.
4.23
280k+
Wool Omnibus Summary
Wool Omnibus 86%
A buried silo's new sheriff finds the outside is a lie, a secret guarded by murder.
by Hugh Howey 2012
4.23
280k+ ratings
The Ocean's Menagerie
by Drew Harvell • 2025
Ocean invertebrates spent eons perfecting adaptations that now inspire new drugs and materials.
3.87
254
The Ocean's Menagerie Summary
The Ocean's Menagerie 86%
Ocean invertebrates spent eons perfecting adaptations that now inspire new drugs and materials.
by Drew Harvell 2025
3.87
254 ratings
The Ice at the End of the World
by Jon Gertner • 2019
Greenland's ice holds a climate archive; it shows the planet can flip in a human lifetime.
4.17
1k+
The Ice at the End of the World Summary
The Ice at the End of the World 86%
Greenland's ice holds a climate archive; it shows the planet can flip in a human lifetime.
by Jon Gertner 2019
4.17
1k+ ratings
The Butcher's Masquerade
by Matt Dinniman • 2022
Carl and his cat are prey on the dungeon's hunting ground. He's hunting back.
4.69
117k+
The Butcher's Masquerade Summary
The Butcher's Masquerade 86%
Carl and his cat are prey on the dungeon's hunting ground. He's hunting back.
by Matt Dinniman 2022
4.69
117k+ ratings
Fable
by Adrienne Young • 2020
Diving for gems keeps her alive; the outlaw ship ferrying her to her father might not.
4.00
117k+
Fable Summary
Fable 86%
Diving for gems keeps her alive; the outlaw ship ferrying her to her father might not.
by Adrienne Young 2020
4.00
117k+ ratings
The Ocean at the End of the Lane
by Neil Gaiman • 2013
A monster is his new housekeeper. Three ancient women at the lane's end are his only defense.
4.01
660k+
The Ocean at the End of the Lane Summary
The Ocean at the End of the Lane 86%
A monster is his new housekeeper. Three ancient women at the lane's end are his only defense.
by Neil Gaiman 2013
4.01
660k+ ratings
The Dungeon Anarchist's Cookbook
by Matt Dinniman • 2021
Trapped in a one-way subway with ten days to escape and a dead anarchist's forbidden book.
4.42
164k+
The Dungeon Anarchist's Cookbook Summary
The Dungeon Anarchist's Cookbook 86%
Trapped in a one-way subway with ten days to escape and a dead anarchist's forbidden book.
by Matt Dinniman 2021
4.42
164k+ ratings
The Silo Saga Omnibus
by Hugh Howey • 2020
A buried city's condemned clean the cameras outside, then die. The new sheriff suspects a lie.
4.58
5k+
The Silo Saga Omnibus Summary
The Silo Saga Omnibus 86%
A buried city's condemned clean the cameras outside, then die. The new sheriff suspects a lie.
by Hugh Howey 2020
4.58
5k+ ratings
Baron Trump's Marvelous Underground Journey
by Ingersoll Lockwood • 1893
A dog's wanderlust drives a young baron through Russia's north and into the hollow earth below.
3.44
442
Baron Trump's Marvelous Underground Journey Summary
Baron Trump's Marvelous Underground Journey 86%
A dog's wanderlust drives a young baron through Russia's north and into the hollow earth below.
by Ingersoll Lockwood 1893
3.44
442 ratings
The Tower
by Colin Wilson • 1987
Giant telepathic spiders rule the earth, and one boy's mind holds the power they cannot break.
4.02
509
The Tower Summary
The Tower 86%
Giant telepathic spiders rule the earth, and one boy's mind holds the power they cannot break.
by Colin Wilson 1987
4.02
509 ratings
The Obelisk Gate
by N.K. Jemisin • 2016
To stop the endless apocalypse, an orogene mother must master the obelisks slowly petrifying her.
4.28
199k+
The Obelisk Gate Summary
The Obelisk Gate 86%
To stop the endless apocalypse, an orogene mother must master the obelisks slowly petrifying her.
by N.K. Jemisin 2016
4.28
199k+ ratings
The Atlantis Blueprint
by Rand Flem-Ath • 2000
Ancient maps of an ice-free Antarctica point to a lost civilization that once surveyed the globe.
3.81
574
The Atlantis Blueprint Summary
The Atlantis Blueprint 86%
Ancient maps of an ice-free Antarctica point to a lost civilization that once surveyed the globe.
by Rand Flem-Ath 2000
3.81
574 ratings
The Keeper
by David Baldacci • 2015
Vega Jane leaps into a living prison where monsters, dark magic, and a vengeful king await.
3.94
10k+
The Keeper Summary
The Keeper 86%
Vega Jane leaps into a living prison where monsters, dark magic, and a vengeful king await.
by David Baldacci 2015
3.94
10k+ ratings
The Diamond Age
by Neal Stephenson • 1995
A stolen, sentient primer teaches a poor girl to read, then to lead an army.
4.16
94k+
The Diamond Age Summary
The Diamond Age 86%
A stolen, sentient primer teaches a poor girl to read, then to lead an army.
by Neal Stephenson 1995
4.16
94k+ ratings
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