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

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

What was once the base for Russia's first nature reserve is now a ghost town, right on the shore of Lake Baikal.

Site of the largest impact event to occur over land in Earth's recorded history.

The world's second-largest excavated hole.

An abandoned horror film set sits eerily along a highway through Hollywood's "door to the desert."

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

The best Tiki bar in Las Vegas.

Try not to get slimed in Tribeca.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

The notorious headquarters of a corrupt political machine.

One of the oldest restaurants in the Seychelles.

A South African bar inside a hollowed out 6,000-year-old Baobab.

Morocco's Argania trees are infested with nut-hungry goats.

A Moroccan getaway in the mountain range that plays the Himalayas' stunt double.

These numerous Israeli caves were dug out over hundreds years for reasons ranging from hideouts to burial sites.

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

A castle hand-built by a Spanish dreamer in the Australian tropical jungle.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

The largest hewn stone in history.

A more chill but no less fascinating version of the famous ancient archeological site.