This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

This massive airship factory is so large that it has its own indoor weather.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.