The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

A strange house built only at night, with rumored mystic inspiration.

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.

This municipal playground was co-created by the father of one of the most playful characters ever.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

The only retired U.S. nuclear missile silo that is open to the public.

A small Wyoming town is home to the state's oldest-operating soda fountain.

This Wyoming town is fascinated by a particular mythical creature.

A small town built on an abandoned airfield has former runways as streets and a bar and grill in an old airplane hangar.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

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

An architect's childhood fantasy treehouse made real.

A beautiful geyser under environmental threat.

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

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

The formidable fowl can be found standing near an isolated hiking path.

See the computer’s history revealed over the course of 20,000 years.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.

It was once used as a classroom to teach mining skills to local high school students.

This oddity shop contains everything from antique tools to a human skeleton.