The most playful of the life-sized statues that make up Singapore's "People of the River."

Forgotten forts that were pivotal in Singapore’s military history.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

A charming beach town in Turkey captures all the colors of the rainbow.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

A unique, time-transcending work of art depicting the progress of trade in Singapore.

A monument to the civilian victims of the Japanese Occupation forces of World War II.

A ring of soy sauce bottle bases decorate an important Singaporean landmark.

A gorgeous gilded tower houses what may be the world's largest collection of gin.

This house is one of the most colorful in the country, and is the last remaining example of a historic villa.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

Singapore's oldest Hindu temple.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

A lush indoor jungle fills this bustling Madrid transportation hub.

A haven for book enthusiasts across the street from Retiro Park.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

Commonly acknowledged as the only public monument to the Devil himself.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Five million people are laid to rest here, more than the population of Madrid itself.

The discovery of these rare, ancient artifacts led to the creation of a new museum.

Single runway interrupted by a busy road that cuts across its middle.

Many of the tombs contain victims of yellow fever epidemics.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.