Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

A lush indoor jungle fills this bustling Madrid transportation hub.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

The farmhouse owned by the Danish author who wrote "Out of Africa" is now a museum honoring her legacy.

This foreboding medieval castle was twice besieged by barons rebelling against the English king.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

An underground city of salt.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

Real bones which are said to have belonged to a Polish dragon.

This grubby wall is said to be one of the Earth's esoteric energy centers.

Steadily reminding Czechia of its past.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The oldest garden in Prague, once part of an medieval orchard.

A Jenga-style cylindrical tower of books that appears to go on forever.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.