Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

A Roman-inspired temple once controlled half of San Francisco's waters.

The black lab that was voted mayor of a California town is forever remembered by a life-size statue.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

A 1930’s courtroom where John Dillinger and his gang went before a judge.

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

Leave a trinket at this artistic collection of mailboxes.

A natural history wunderkammer in the middle of the desert.

What is the Thing?

The outcropping is graffitied with the name of the beloved musical Muppet television series.

Home of the International Space Hall of Fame.

This is one really big nut.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The state bird of New Mexico, constructed entirely out of garbage.

This fireplace-turned-monument pays tribute to the assassinated U.S. president.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

The remains of this rugged homestead ranch offer a brief glimpse into a bygone era.

A reproduction of earth's many biomes.

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

This rare example of Vancouver's Victorian past was the home of one of the city's first bookbinders.

The remains of a Canadian train crash are now mouldering beneath layers of rust and graffiti.

While these wooden totems bear a striking resemblance to First Nations artwork of British Columbia, their actual origins lay on the opposite side of the Pacific Ocean.