The "Seinfeld" diner.

A Gothic-style abode built to accommodate the church's three resident peacocks.

This giant boulder is sandwiched between apartment complexes in upper Manhattan.

Visit the monolithic tomb of America's most famous general.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

The longest step street in the city.

Rare moles meet activism at this Oaxacan eatery.

The famous author's cottage hideaway.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

The mummified relics of an American missionary.

This temple, built by an eccentric religious leader before his death, sits guarded and in ruins.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

This sanguine boulevard was named after a deadly cowboy bar fight.

Petroglyphs, bird watching, and a 100-year-old Ranch in one location.

One man handcrafts "the best sake made outside of Japan" in a tiny desert town on Route 66.

See massive fossils that are over 200 million years old in northeastern Arizona.

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

On the edge of the Valles Caldera National Preserve, these rock formations create an eerie landscape.

Built from oil field parts and resembling a teepee, this abandoned mid-century church is hoping for a comeback.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.