Bacteria and algae give the salty water its bubblegum hue.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

Eat the ultimate iteration of Portugal's most beloved pastry.

The world's oldest bookshop still in operation.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

An underground city of salt.

Inside this Krakow church, an explosion of psychedelic color.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

Catch a scenic view of Warsaw's Old Town from the top of a centuries-old dumping ground.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

Palace where the nearly un-killable Rasputin was murdered.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

This effigy of Peter the Great is greatly disproportionate.

Swedish skyscraper with a 90° twist.

Time has stopped at the house where Gandhi died.

Also known as the "Red Taj Mahal."

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

Cartoon clouds and nature-inspired murals have transformed the streets of Kuala Lumpur.

An interactive back-alley mural project remembers the golden age of Kuala Lumpur’s Chinatown.

One of the world's tallest flagpoles.

A delightful architectural wonder awaits on a lake island in Kuala Lumpur’s oldest park.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.