The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

These markers are used to determine the ground stability of the Strip.

A homage to the King at the hotel where he revived his career.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

An exotic wildlife habitat right off The Strip.

Unusual house, in an unusual neighborhood, home to some very unusual peanuts.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

In the absence of a Chinese-language newspaper, for years the community posted daily updates on this simple bulletin board.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

There must be a pun in this haystack somewhere...

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Unrepaired walls from a 1920 anarchist bomb attack.

Visit the monolithic tomb of America's most famous general.

An artist's cute bronze subway sculptures belie his violent artistic past.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

The first and only carousel with a lineup entirely of insects.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A popular European tradition makes its way to the states on one of America's most famous bridges.