On the Oregon coast is a natural hole that seems to be draining the sea.

A charming desert roadside bakery that produces 10 times more bread daily than it has residents in its town.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The largest recovered section of Titanic sits in a hotel in Las Vegas.

A tunnel with windows, so you don't miss out on the impressive views.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

A sharp bend in a dramatic river canyon cut through red rocks.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

More than a century old, this trading post resides in the Navajo Nation.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

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

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

A spiritual vortex among the red rocks in Sedona.

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

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

Once a year, at exactly 11:11 a.m., this monument comes to life.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

Artifacts from a battleship sunk at Pearl Harbor displayed in the Capitol building of its namesake.

The first permanent memorial to a unique secret weapon of World War II.

This striking church was built from a Frank Lloyd Wright design more than a decade after the master architect's death.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

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.

A geological mystery on Camelback Mountain.