The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The one-time epicenter of American songwriting is now a little remembered Manhattan commercial block.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

A bit of retro transportation flair preserved in the world's largest department store.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

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

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

Giant marble phalluses on the sacred island of antiquity.

What once sat in the world’s spotlight is today a largely disused ghost complex.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

Hundreds of hidden passageways weave through the old quarters of Lyon.

The third tallest lighthouse in America once guided author Stephen Crane to safety.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

Former villa and estate of James Deering developed to preserve native tropical forests.

Over 120,000 curious objects that have shaped our modern world.

Where monkeys run wild and the humans are caged.

The museum chronicling a treasure hunter's dream, fulfilled.