Image Sources
Mayan Underwater Caves
http://discovermagazine.com/~/media/Images/Issues/2014/Dec/crystal-maiden-center.jpg
http://images.nationalgeographic.com/wpf/media-live/photos/000/509/cache/meehan-cenote-990_50989_600x450.jpg
http://www.crystalinks.com/caveskeleton908.jpg
Romania Poison Caves
http://www.bbc.com/earth/story/20150904-the-bizarre-beasts-living-in-romanias-poison-cave
http://www.bbc.com/earth/story/20150904-the-bizarre-beasts-living-in-romanias-poison-cave
http://www.unbelievable-facts.com/2016/05/movile-cave-5-5-million-years-old.htm
Lemurs
http://i.dailymail.co.uk/i/pix/2015/02/20/25E0B5D200000578-2962025-Among_the_other_animal_fossils_found_resting_on_the_silt_surface-a-39_1424456798659.jpg
https://d.ibtimes.co.uk/en/full/1418214/lemur-graveyard.jpg
http://www.shutterstock.com/pic-180035651/stock-photo-lemur-monkey-family-on-the-grass.html?src=G4gWX0GspXb8tyvwQ5G-AA-1-4
Obelisk
https://en.wikipedia.org/wiki/Unfinished_obelisk
https://en.wikipedia.org/wiki/Unfinished_obelisk#/media/File:Obelisk2.jpg
http://www.omgfacts.com/throwback/18642/These-12-Crazy-Things-Were-Found-on-Earth-and-Some-of-Them-Still-Can-t-Be-Explained
Giant Pit
https://roadtrippers.com/stories/the-worlds-most-incredible-caves-are-filled-with-some-of-the-weirdest-stuff?lat=40.80972&lng=-96.67528&z=5
http://66.media.tumblr.com/cfb97daaf385413b07e69e446044b1c4/tumblr_mvg5cn97q21qmvxavo1_540.jpg
http://www.dailymail.co.uk/travel/travel_news/article-2986167/Sheer-rock-walls-pitch-darkness-twice-height-Statue-Liberty-Intrepid-climbers-capture-amazing-photos-descent-America-s-deepest-pit.html
Screaming Mummies
http://news.nationalgeographic.com/news/2007/01/photogalleries/wip-week11/photo4.html
http://imgur.com/gallery/lMD4L
http://www.paulison.com/neverwriteitdown/2011/08/the-scream/
Glow Worms
http://sites.psu.edu/natesnatureblog/wp-content/uploads/sites/6701/2013/11/waitomo-glowworm-caves-1.jpg
http://www.unknownworld.co/wp-content/uploads/2014/03/Waitomo-Glowworm-Caves-4.jpg
https://www.bookmestatic.net.nz/images/activities/2962_image1_2.jpg
Chemical Warfare
http://www.livescience.com/13113-ancient-chemical-warfare-romans-persians.html
http://res.cloudinary.com/dlrnxbmrt/image/upload/c_fill,f_auto,fl_lossy,g_center,h_450,q_80,w_750/v1/143bedab-93e3-4ffd-80f3-48a0c4c0ebe7/mjcuednz4rjuziuh5x2d.jpg
http://www.elixirofknowledge.com/2015_01_01_archive.html
Cheddar Skull
Rwendland/Wikimedia Commons (GFDL):http://www.pasthorizonspr.com/index.php/archives/04/2015/skull-cups-and-ritual-cannibalism-at-goughs-cave-14700-years-ago
http://weburbanist.com/2013/04/03/frightening-archaeological-finds-15-odd-human-remains/
https://en.wikipedia.org/wiki/Gough%27s_Cave#/media/File:Cheddar_cave_cheese.jpg
Kabayan Fire Mummies
http://nup.org.ph/Lifestyle/Cat/Guide/Article/61
http://nup.org.ph/Lifestyle/Cat/Guide/Article/61
http://nup.org.ph/Lifestyle/Cat/Guide/Article/61

Information Links
Mayan Caves
http://news.nationalgeographic.com/news/2008/08/080822-maya-maze.html
Romania Poison Caves
http://www.unbelievable-facts.com/2016/05/movile-cave-5-5-million-years-old.html
http://www.bbc.com/earth/story/20150904-the-bizarre-beasts-living-in-romanias-poison-cave
Giant Lemurs
http://news.nationalgeographic.com/news/2015/02/150217-lemur-cave-madagascar-graveyard/
http://www.cnn.com/2015/03/19/africa/underwater-fossil-lemur-graveyard-madagascar/
Obelisk
https://www.sciencedaily.com/releases/2007/10/071016131326.htm
http://www.omgfacts.com/throwback/18642/These-12-Crazy-Things-Were-Found-on-Earth-and-Some-of-Them-Still-Can-t-Be-Explained
Giant Pit
https://roadtrippers.com/stories/the-worlds-most-incredible-caves-are-filled-with-some-of-the-weirdest-stuff?lat=40.80972&lng=-96.67528&z=5
http://www.sherpaguides.com/georgia/mountains/cumberland_plateau/cumberland_plateau.html
Screaming Mummies
http://news.nationalgeographic.com/news/2007/01/photogalleries/wip-week11/photo4.html
http://weburbanist.com/2013/04/03/frightening-archaeological-finds-15-odd-human-remains/
Glow Worms
https://roadtrippers.com/stories/the-worlds-most-incredible-caves-are-filled-with-some-of-the-weirdest-stuff?lat=40.80972&lng=-96.67528&z=5
http://www.waitomo.com/Waitomo-Glowworm-Caves/Pages/default.aspx
Chemical Warfare
http://www.cracked.com/article_19837_the-7-most-terrifying-archaeological-discoveries_p2.html
http://www.livescience.com/13113-ancient-chemical-warfare-romans-persians.html
Skull Cups Cheddar
http://www.pasthorizonspr.com/index.php/archives/04/2015/skull-cups-and-ritual-cannibalism-at-goughs-cave-14700-years-ago
http://weburbanist.com/2013/04/03/frightening-archaeological-finds-15-odd-human-remains/
Kabayan Fire Mummies
http://nup.org.ph/Lifestyle/Cat/Guide/Article/61