The only recreation of William Shakespeare's indoor playhouse.

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

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

At 207 feet, one of the world's longest continuous escalators.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Medical and zoological curiosities for sale.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A tunnel of hardened lava along Maui’s famous Road to Hana.