An ancient capital city that dates back 3,000 years old and harbors many surprises.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

These giant metal horses graze on a hilltop near the Montana highway.

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

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Jurassic Park—A Still Life.

One of the ghostly stops along Route 66.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

In one Santa Monica parking lot a mushroom cloud made of chains heralds a message of peace.

One of the first skyscrapers in Santa Monica, and a famous getaway for the Hollywood elite of then and now.

The Route 66 institution that inspired Taco Bell also served as an important headquarters for Mexican-American social movements.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

This giant temperature attraction created some giant electric bills.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

This secluded date farm can be reached only by following a bumpy, single-lane desert road.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

Marta Becket's hand-painted theater in the desert.

This nonsensical smiling boat shuttles passengers between two places they could've easily walked between.

The Los Angeles flood disaster that took 400 lives and ended the career of William Mulholland.

Step back in time on this preserved 1800s farm.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

This house is a mosaic of tiled artwork sourced from local artists.