This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Don't be surprised if you see a long-necked dinosaur peeking out from among the trees in Northgate Park.

An emporium for the weird, creepy, rare, and just plain gross.

The cinder cone volcano with a less than complimentary name.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

An important piece of history from mankind's journey to the moon sits in the lobby of a government science lab.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

These free-roaming horses were once destined to disappear from the land.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

The unusual burial monument of Arizona's first governor.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

Send a postcard while vacationing with Satan.

A 50-year old dive bar that has its own yacht club.

A busy cafe better known for board games than food.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

This former coal gasification plant found a curious second life as a popular public park.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.