The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

History, geography, and shamanism meet in this eye-catching monument to the greatness of three empires.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

These 17th-century mummies are no longer naturally preserved, but remain on display today.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

Towering sandstone rock formations where 'The Chronicles of Narnia' was filmed.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

The 14th-century ruins are said to contain healing powers.

One of the largest busts in the world celebrates the German city's erstwhile namesake.

The largest brick bridge in the world.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

This ruined castle perched atop a rocky peak is a great place for a hike.

Dedicated to the history of mining and minting in a region rich in silver and radium.

A spiral staircase twists to the top of this unusual Czech lookout tower.

Steadily reminding Czechia of its past.

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A series of playful yellow penguins share a serious message about the environment.

A historic and beautiful Art Nouveau chamber in a historic railway station.