Worlds beneath our feet
Chapter 1
The architecture of natural caves
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Chapter 2
Rivers and life in total darkness
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Chapter 3
Hidden cities carved in stone
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Chapter 4
The modern world under the streets
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YOUR GOAL
Master of Worlds beneath our feet
Ch 4 · The modern world under the streets
misslily Underneath the neon streets where storm rains pour, A giant concrete temple guards the city floor.
Fun Fact
Svalbard vault: The Svalbard Global Seed Vault was built 130 meters above sea level to ensure it remains dry even if all the world's ice melts.
Glossary
sewer (noun)
An artificial, usually underground conduit for carrying off sewage and rainwater. London completed its revolutionary subterranean sewer network in 1865 to clean the polluted River Thames.
An artificial, usually underground conduit for carrying off sewage and rainwater. London completed its revolutionary subterranean sewer network in 1865 to clean the polluted River Thames.
Quiz
Which city opened the world's very first underground rapid transit railway in 1863?
Gossip
Which of these modern underground careers sounds like the most exciting adventure?
Quiz
What type of giant machine is primarily used today to drill modern subway tunnels?
Quiz
What elusive subatomic particles do scientists study at the ultra-deep SNOLAB facility?
Quiz
Who designed the historic 19th-century London sewer system to combat the Great Stink?