The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

Twelve natural mummies are displayed in the crypt of this former monastery school.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Where layer cakes tower above one’s head and there is never a shortage of icing.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A huge musical instrument played by the ocean.

A psychedelic labyrinth on the San Francisco bay.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

A winding path built in secret on the edge of the continent.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Olfactory delights in San Francisco's Botanical Gardens.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A 140-year-old castle with underground caves hidden in San Francisco.

The largest drain hole in the world.

A trash dump made beautiful by nature's power.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Canyon walls shrouded in ferns.