Built by the Portuguese colonists in the early 16th century, this fort is one of the oldest European structure in Asia.

Site of the largest volcanic eruption in the last 25 million years, one which may have nearly wiped out humanity altogether.

One of Indonesia's tallest, this waterfall takes a 390-foot plunge into the Lake Toba caldera.

The oldest museum in Borneo is a cornucopia of rare taxidermy and human skulls.

Hundreds of Buddhas in a re-discovered Indonesian temple.

This massive complex is made up of hundreds of smaller temples that date back to the ninth century.

This tiny lake temple dedicated to a water goddess seems to float on the surface.

Hindu temple of the dead home to hundreds of long-tailed macaques.

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

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

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

Thousands of biblical and pagan images are carved into this small 12th-century church.

300-year-old villagers houses and traditional churches preserve a nearly lost piece of Russian history.

The tallest hotel in Europe.

Stunning examples of Russia's 18th-century wooden architecture.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

This effigy of Peter the Great is greatly disproportionate.

Perhaps the tiniest sculpture in Saint Petersburg is a little bronze finch inspired by a song.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

Palace where the nearly un-killable Rasputin was murdered.

This Russian locomotive museum was once devoted just to Lenin's funeral before expanding to encompass Moscow's entire train history.

One of the world's tallest statues is also one of its most hated.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Former headquarters of the KGB.