108 Could a Dwarven Civilization Exist? 2015-02-09T21:54:53.180

54 How can Dwarves produce honey underground? 2018-01-05T19:42:10.667

52 What does the Minotaur eat? 2016-02-08T13:03:18.943

43 Migrating Dungeon Monsters / Why do monsters not leave the dungeons? 2016-06-24T10:00:41.783

40 Cartoon vs Real Life Bores?---(Pointy vs Flat kind) 2017-01-24T13:06:55.217

31 How can I create a map of an underground city? 2015-08-20T18:01:15.033

31 Is it practical to build dirt scrapers instead of skyscrapers? 2015-08-25T21:46:50.350

28 To assault a dwarven city 2015-04-15T13:11:01.190

28 Biologically sound reason why underground dwelling Drow have dark skin? 2018-06-12T15:11:03.873

24 How could a human civilization have happened to live underground, in Antarctica? 2016-05-26T10:24:17.770

23 Expanding occupied underground habitations safely? 2014-09-30T02:55:16.437

21 How do dwarves defend their City-under-the-Mountain from a dragon? 2018-11-14T04:46:06.437

16 What are the known algorithms to create a planet with a subterranean cave network? 2014-09-22T12:35:02.980

16 Architectural encoding of maps 2015-10-19T01:15:40.137

16 Would a city underground in the desert make sense from a survival standpoint? 2016-01-29T00:49:32.220

15 Wouldn't building down make more sense when colonizing a dead planet? 2014-10-17T23:37:44.443

15 How deep can underground tunnels be within the scope of science? 2015-03-18T22:06:02.953

15 How to hide an underground city? 2015-09-18T21:13:38.717

15 Dungeons in a Medieval fantasy 2016-01-02T19:30:27.430

15 Considerations for a Dwarven Volcano City 2017-02-08T02:47:37.117

14 How could a planet have zero surface caves? 2017-07-05T06:25:12.563

13 How to live in an underground city? 2015-09-01T17:52:18.613

12 Could humans dig out a 20km tunnel through quartzite by hand? 2016-05-28T11:44:06.160

12 How do underground civilizations effectively manage waste sanitation? 2016-11-16T21:49:16.357

12 Where would a dense population of human beings live underground? 2018-06-12T20:38:30.347

12 What would a medieval war against a subterranean race look like? 2018-09-01T11:21:02.123

11 Reasons why returning to the surface is impossible 2015-04-29T17:18:09.287

11 Could dwarves do without wood? 2019-02-07T20:56:47.483

11 How would 10 generations of living underground change the human body? 2019-04-26T15:30:23.973

10 What technology is required to detect an underground civilization? 2014-11-13T19:11:20.137

10 How far underground could a human civilization be before it is unsustainable/inhospitable? 2015-04-25T16:37:02.050

10 Art and Fashion for Nocturnal/Underground Species 2019-05-28T21:28:12.890

9 What would be the evolutionary adaptations of a subterranean fantasy race? 2015-04-19T16:22:24.957

9 Would a black population whiten over generations because of living underground? 2016-05-27T20:27:16.940

9 How thick should the roof of a large cave be to safely build a city on top of it? 2017-07-18T22:15:30.540

8 Desert issues and caravans 2015-09-16T19:20:41.807

8 Kingdom creation calculations 2015-11-03T20:44:15.430

8 How low underground could you go? 2016-02-06T21:23:49.337

8 Can fiber optic cables be used to pipe sunlight into an underground bunker for growing plants? 2018-11-19T18:42:48.680

8 Would Small Mecha be well-suited for Underground Warfare? 2019-02-26T08:28:42.860

8 Geothermal gradients if Earth becomes a rogue planet? 2019-10-26T02:14:55.287

8 Algorithm or tool to design a worldwide subway transit map? 2020-01-08T17:46:31.567

7 Creating a realistic Fae underworld 2015-08-31T03:02:50.827

7 Can food be grown/raised underground in a sustainable way? 2016-10-07T17:32:57.610

7 how will an underground city state work? 2016-10-23T13:01:23.390

7 Climate of an underground world 2018-02-06T02:00:02.943

7 How would an underground city-kingdom re-capture its surface land? 2018-08-26T22:16:01.703

7 How is infra-vision any good? 2018-11-15T15:58:45.657

6 Where would water come from in an underground colony? 2015-11-22T13:36:15.447

6 How would my dwarves tell time underground? 2016-08-26T23:12:33.603

6 Farming underground 2017-02-12T19:42:38.440

6 How to live underground for 1000 years? 2017-06-03T22:19:08.030

6 Would any long-range communication exist if all buildings were destroyed? 2018-01-19T21:16:55.753

6 What would the physical effects be to Elves if they began living underground? 2019-04-30T06:53:04.843

6 How to safely construct deep underground harbors on a Snowball Earth? 2019-10-03T01:37:27.883

5 Underground Solar Interaction 2015-11-23T04:29:25.777

5 Largest possible artificial cave chamber 2016-10-04T16:05:35.080

5 Could people live indefinitely in underground cities? 2016-11-03T05:01:40.493

5 Creating a low gravity environment deep underground 2017-03-31T14:18:26.067

5 What are the best weapons and armour for fighting underground? 2019-02-13T09:04:31.580

5 How long can 400 people survive in an underground facility if they had to seal off their heat vents? 2019-08-02T01:00:01.203

5 How advanced could an underground society get? 2019-11-09T01:43:18.833

4 How does air circulate in deep underground network? 2016-06-21T11:52:06.870

4 Why might humans abandon the surface of their planet in favor of a subterranean existence? 2016-09-04T15:09:50.017

4 Underground City scenario: Unpredicted earthquake 2016-10-01T14:15:04.753

4 An underground city beneath another city? 2017-07-26T01:44:17.380

4 Realistic nuclear land mine in megaton range 2019-06-09T09:41:41.053

4 Air Pressure in a Purely Underground Setting 2019-11-08T02:58:47.860

3 Different options for post-nuclear fallout societies 2016-06-25T00:43:40.370

3 How much time would you have to build cities underground after a gamma ray burst? 2017-11-29T18:52:53.287

3 Average Speed when Caving 2018-04-06T00:53:02.337

3 What Foods are Possible for an Underground Society 2018-07-30T10:58:58.993

3 Underground Atmosphere 2019-01-12T04:40:40.930

3 How to create a sunny atmosphere without an actual sun? 2019-01-21T23:04:15.847

3 What are possible ways of underground humanoids developing eyes? 2019-09-26T16:35:29.467

2 Mine easily turned into underground nuclear shelter / city 2016-09-18T20:37:51.850

2 How would an underground civilization that mines deal with mine tailings? 2018-06-15T23:56:03.593

2 Anaerobic Fungal or Plant life 2018-10-18T19:24:25.817

2 How might clouds be produced in a large underground fantasy realm? 2019-01-22T02:46:05.653

2 Realistic look for subterranean humanoid race 2019-10-09T15:50:03.757

2 How deep underground could we truly go 2019-12-20T09:07:42.347

1 How large could a subterranean society be? 2015-05-13T19:50:14.527

1 Can Dungeon Monsters work together? 2016-07-01T08:52:58.887

1 How could an airborne disease only survive undeground? 2017-02-15T22:45:42.527

1 How could an organization steal a dragon egg out from under its mother's nose? 2017-03-28T20:06:47.273

1 How can an ultra-deep hole or canyon form naturally on an earth like world? 2017-11-15T17:09:23.940

1 Are 4 arms better than 2 underground? 2019-03-03T10:21:25.383

1 How would Elves survive underground without prior experience? 2019-04-30T20:34:09.827

1 Underground Base 2019-07-17T13:40:03.547

1 Can this underground culture survive for 200 years 2019-12-20T08:34:08.217

0 Approximately how long would it take to walk up four hundred feet of stairs? 2018-02-23T20:02:24.840

0 How would an underground society have wars? 2019-02-09T15:27:48.557

0 How long can a human stand to be underground? 2019-03-16T16:31:51.093

0 Do abandoned sewers and underground tunnels really exist like portrayed in movies? 2019-04-14T10:03:12.107

0 How can a secret group of people hiding from the outside world survive in an underground hideout 2020-02-23T16:26:40.067

-2 A Chicago Right Beneath Our Feet 2015-09-24T03:42:50.943