The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

An exotic wildlife habitat right off The Strip.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

The best Tiki bar in Las Vegas.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

View the ancient remains of buildings and the ancient "River of Hades" before hopping on a train.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

This striking sculpture of Icarus honors Greece's fallen flyers.

Gladiators once walked this ancient, subterranean passage.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

Where commuters walk through remnants of an ancient Greek necropolis.

The ruined doorway is a portal to the building's turbulent and torturous past.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

Legend says this sacred tree was a gift from goddess Athena.

A sharp sculpture made of thousands of pieces of jagged glass.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

An ancient octagonal weather station named for the eight Greek gods of wind.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

This two-towered gateway is all that remains of the unluckiest pier in the world.