According to legend, this cavern holds the passage that Persephone used to travel to and from the underworld.

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

The oldest standing Byzantine church in Athens is tucked within a monastery in the middle of an upscale shopping district.

A Byzantine-era church hidden in a wooded area below the Acropolis.

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

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

Eighty million natural history specimens call this gargantuan museum home.

This roadside attraction attracts kids with dinosaurs before blindsiding them with geology.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

The realistic reptiles lurk along the side of a highway.

Not even a series of devastating fires could keep this odd castle in upstate New York from bouncing back.

Take a trip back to the 1950s and the heyday of the road trip along Historic Route 20.

The above-ground crypts at this Catholic cemetery face north-south instead of the usual east-west.

This lighthouse was crafted as penitence for the theft of wine bound for a monastery.

Celebrating an art form with a collection of puppets from all over the world.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

A free display of artistic lifesize dinosaur sculptures in a backyard garden.

This picturesque Victorian ghost town was once a thriving mill community.

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.

A parade of antique steeds offers a quirky ride through history.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.