Mount Everest Climbing Expedition (Full Package)
$61,267
A guided expedition to the world's highest mountain at 29,032 feet.
Estimated value as of 2026 · Source: ExpedReview 2026 average Everest expedition cost (Nepal South Side)
Fun Fact
The average cost is $45,000-$100,000, and only 1 in 200 climbers reach the summit.
More in Nature
$27 million
Californium-252 (per gram)
Californium-252 is a synthetic radioactive element produced in nuclear reactors, valued as an exceptional neutron source for medical and industrial applications.
$6.1B
Dog Collar
A dog collar is a band worn around a dog's neck, typically made of nylon or leather, used for identification, control, and attaching leashes.
$31.8M
Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.
$5M
Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.