Underground Wonders Quiz

What is the name of the famous cave system located in Bermuda?

• Crystal Caves

• Emerald Caves

• Diamond Caves

• Sapphire Caves

How deep can one of Turkey's ancient underground cities reach?

• 60 meters

• 120 meters

• 30 meters

• 90 meters

What was the purpose of the Paris Catacombs originally?

• A tourist attraction

• A public park

• A tomb

• A museum

What is unique about the settlement of Coober Pedy in Australia?

• It has no electricity

• Most structures are below ground

• It is entirely above ground

• It is a floating village

What significant engineering feat was accomplished in 1994?

• The Eiffel Tower

• The Chunnel

• The Sydney Opera House

• The Great Wall of China

How many Olympic-sized swimming pools could be filled with the water from the Basilica Cistern?

• 10

• 50

• 20

• 27

What type of formations are found in Bermuda's Crystal Caves?

• Basalt formations

• Limestone formations

• Granite formations

• Sandstone formations

Who decorated the Paris Catacombs with skulls and bones?

• Victor Hugo

• Marcel Proust

• Louis-Étienne Héricart de Thury

• Napoleon Bonaparte

What is the lowest point of the Chunnel below sea level?

• 125 meters

• 100 meters

• 75 meters

• 50 meters

What precious stone is primarily sourced from Coober Pedy?

• Opal

• Emerald

• Ruby

• Diamond