
Cat Litter Box
A cat litter box is a container filled with litter where cats urinate and defecate indoors.
Estimated value as of 2026 · Source: Previous known value and typical retail price for basic cat litter box (consiste…
Fun Fact
Basic open-top plastic litter boxes, the most common choice for regular cat owners, typically cost under $20 and are available in sizes from small to jumbo.
Price History
More in Nature

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.

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.

Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.

Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.