This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

This ancient cave temple complex is the largest and best-preserved temple complex in Sri Lanka.

An ancient stone fortress considered by many to be the eighth wonder of the world.

Huge herds of Asian elephants can be seen walking, bathing, and just chilling at this Sri Lankan park.

This elaborate temple was built around one of the Buddha's teeth.

This amazing mountain temple is topped by one of the tallest sitting Buddha statues in the world.

This fort dates back to 1588 and was colonized by the Portuguese, Dutch, and English and sits prominently on the Indian Ocean where azure water lap the coast.

This peaceful, round shrine in the middle of the Sri Lankan jungle acts as a beacon of peace.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

A 12th-century fortress containing some of Berlin's oldest buildings.

The non-native bovine herd was brought in to help conserve these Berlin wetlands.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

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

Macabre astrological automaton clock dating to the late 1400s.

Steadily reminding Czechia of its past.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A Baroque mansion with ties to legendary magicians and alchemists.

This 135-year-old weather station studied the effects of the climate on human health.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.

A contemporary art installation housed within a Gothic cathedral.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

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

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