This monumental Jesus is often referred to as "Our Milk Carton With Arms."

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

Once the smallest park in the national system.

The world's only museum devoted solely to the art and collection of action figures.

The largest land animal skull ever discovered.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

The surprising home of the iconic Santa Monica Pier Ferris Wheel.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.