In an area known in Bratislava’s postal history, this sculpture sits equipped with a functional postbox.

A recreation of pop art pioneer Eduardo Luigi Paolozzi's London studio.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

Steadily reminding Czechia of its past.

Ancient mysterious ruts carved in the bedrock.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

Once thought to be the Garden of Eden it holds a holy footprint claimed to belong to Adam, Buddha and Shiva.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

A tribute to all the green-thumbed workers who tend London’s public parks and gardens.

A series of carved figures that scandalized British society.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Dictionary Johnson’s favorite feline.

Catacombs turned marketplace.

A former 16th-century monastery houses a museum dedicated to the island and its culture.

Veryovkina Cave is more than 1.3 miles deep—the deepest known in the world.

Rock-hewn monastery complex with hundreds of cave structures tucked away into the mountainside.

Fast food feels like fine dining at this award-winning modern Georgian building.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

These small, triangular, colorful houses are a staple of Madeira Island.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

A mysterious tunnel hidden in the shadows of a colorful, historic sanctuary.