Enormous pendulum helps keep Taiwan's tallest building from swaying.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

The final resting place of the Hunkpapa Lakota leader Tatanka Iyotaka, commonly known by the English translation Sitting Bull.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Take an underground boat ride through a former hydraulic raceway that was built in the late 19th century.

More than 350 million years ago, western New York was covered in a vast sea. Today, you can dig up the remains of the plants and animals that lived there.

The mounds at this site were reconstructed with the help of archaeologists and historians.

A Frankenstein blend of science and art allows one tree to produce 40 different types of stone fruit.

One of the most well-preserved mammoth specimens in the world.

Museum celebrating the achievements of the Soviet space program.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

This peculiar border irregularity is the only way to legally enter Russia without a visa.

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

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

A creepy statue of a hooded ghost hauls itself up from the water in a historic Lithuanian city.

A symbolic graveyard for the villages that perished during the Nazi invasion of Belarus.

This Ukranian fortress is one of the best-preserved medieval castles in Europe.

A museum glorifying the life of Stalin, located in the city of his birth.

A castle perched precariously over the Crimean Sea.

The deepest metro station in the world.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

The largest catacomb system in the world.