An endless sea of white conical domes.

The once great capital of Egypt now crumbles forward as evocative ruins.

The largest collection of two headed animals in the world.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

A crushed gate and giant bronze head serve as a reminder of Greece's fight for freedom.

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

This historic structure has been used as a mosque, a barracks, a prison, a school, and a bakery.

Preserved portions of Athens's ancient defenses are on display in a subterranean parking garage.

The ruins of an ancient mansion sits in front of and underneath a contemporary art gallery.

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

Where commuters walk through remnants of an ancient Greek necropolis.

Large collection from the 3rd millennium BCE.

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

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The approximate spot where the last Grand Master of the Knights Templar was put to death.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

Walk through spectacular aisles of hanging meat and wagon wheel–sized cheese at the world's largest wholesale food market.

The historic Masonic Lodge in which the first-ever female Mason was initiated.

Collection of antique taxidermy and natural specimens, near one of Paris's oldest flea markets.

A modern-day Lascaux cave underneath Paris.

The first green space constructed on an elevated viaduct.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.