A 6,888-carat piece of turquoise that bears a striking resemblance to the first President of the United States.

Apparently, the whole cosmos emanates from this plain concrete tower.

Eat like pre-Columbian Native Americans in this New Mexico restaurant within the Indian Pueblo Cultural Center.

A museum devoted entirely to the rattlesnakes and snake-related art.

The longest living non-clonal organisms on Earth.

A whimsical, punny collection of "fence art" outside the tiny mountain town of Baker, Nevada.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

A perfectly preserved small-town pharmacy and soda fountain that opened in the early 20th century and closed in the 1980s.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

A remarkably well-preserved stage stop from the late 19th century in a remote part of Nevada.

The farthest you can be in the contiguous U.S. from a McDonald's location.

There's nothing creepier than a cemetery next to a clown motel.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

Nicknamed "Karri Knight," this Eucalyptus was planted in 1895 and stands at 72 meters.

One of few vertical lava tubes in the world accessible by foot.

These narrow stone granaries have been used to store and dry out grain for hundreds of years.

Rainwater transformed this old quarry into a peaceful pond you won't find in most tourist books.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

A small but charming botanical garden that contains many exotic plant species.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

Dead weights honor the dead of Portugal's fishing industry.

An abandoned mine now resembles a post-apocalyptic landscape of derelict buildings and blood-red pools of water.

When Azorean green tea meets volcanic hot springs water, a luminous brew is born.