These hang on the ceilings of some caves, and emit a turquoise/teal glow
what are Glow worms?
This early 1900's sphere shaped vehicle was meant for deep-sea exploration
what is a Bathysphere?
This is the job where people dig up bones and cool stones
what is Archaelogist?
It'll be a ___ day in hell before...
what is a cold day in hell?
This was made to honor George Washington
what is the washington monument?
This cave, located in Puerto Rico, is known for its lethal pools of carbon dioxide gas

what is the Cave of Death?
This is the name of the deepest part of any ocean
what is the Hadal Zone?
Amber is fossilized what

what is Tree Resin?
This is the old testament hebrew term for the realm of the dead
what is Sheol?
Yorick is the dead jester from this play
what is Hamlet?
At least 16 people have died in the Guna Caves, a series of caves known for its narrow, deadly chasms, is located in this country
what is India?
The name of this creature

what is the vampire squid?
These are long extinct cousins of modern arthropods, like crabs and lobsters
what are Trilobites?
Hel rules the norse land of the dead, called Helheim, which is located in this realm

what is Nifelheim?
The Mausoleum of the First Qin Emperor held over 8,000 soldiers, 130 chariots, and 520 horses, among many others. This place is also more commonly known by this name
what is the Terracotta Soldiers?
Located in Kentucky, this is the world's longest cave system (spanning 426 miles)
what are the Mammoth Caves?
These were the first men to reach the bottom of the Mariana's Trench
Who are Don Walsh and Jacques Piccard?
This is the name of the oldest set of human fossils
The gluttonous are punished in this way in the third circle of dante's hell
what is forced to lie under cold slush, and freezing rain, while being tormented by cerberus
This is the name for someone who traditionally tends to a graveyard, especially one in a church
what is a Sexton?
Name one of the recognized cave diving agencies
what are SDI/GUE/NSS-CDS/SSI DIVE/PADI
The average salary of a crab fisherman (the answer is a range)
what is between 45,000 and 56,000?
This was the most common shelled animal in the ancient seas
what are Brachipods?
In Matthew 13:42, the experience of hell is described in this way
what is there will be weeping and gnashing of teeth
the worlds largest burial site, Wadi-al Salam Cemetery in India holds this many millions of bodies (the answer is a range)

what is 5 to 10 million?