Popularly known as caving, spelunking is the recreational sport of exploring caves. Learn about exploring the subterranean universe of mazelike passages, tight crawl spaces, vast chambers, deep crevices, cascading waterfalls and bizarre creatures by taking this quiz.
How many caves in the United States are open to the public for guided tours and expeditions?
more than 100
more than 50
more than 25
What is one big mistake you should not commit when you are exploring caves?
Never talk to strangers.
Never go caving alone.
Never take extra batteries.
How are caves being used today?
Hideaway for villains in James Bond movies.
Offices for a social networking company.
Ideal environments for aging cheese and wine.
What type of landscape are caves commonly found in?
What percentage of land in the United States is most prone to having caves?
What type of caves are most common?
Who is a speleologist?
Someone who studies caves.
Someone builds caves.
Someone explores caves.
What type of bacteria also helps form caves?
What are speleotherms commonly known as?
What cave formations hang down from the ceiling?
What type of cave dwelling animals are bats and raccoons?
What type of cave dwelling animals are spiders and crickets?
What type of cave dwelling animals are blind and some don't even have eyes?
What is the temperature like inside a cave?
What do we call cave microbes that could help us understand the earliest life forms on Earth?
What place in France is famous for prehistoric cave paintings?
What is the exploration of subway tunnels, utility shafts, sewage systems and abandoned buildings in cities known as?
What type of caving should beginners normally avoid?
What is one of the most extreme and dangerous type of caving?
What is the single most important piece of caving equipment?