This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

An urban laboratory.

An open-air, roadside eatery celebrating a historic indigenous cuisine of complicated significance.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

A historic jail preserves etchings from over a century of incarcerated people in a town with a rough and tumble past.

Faces carved into the cliffs create an otherworldly walking trail.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

The angel of death appears to weep black tears at this grave marker.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

Watch the newest land on the planet form before your eyes.

Formerly a lovely white sand beach this Hawaiian stretch is now a trap for countless tons of trash.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

This black shoreline is made up of exploded lava particles.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

This legendary urban waterfall creates a dazzling display of rainbows.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

An off-grid art installation that encourages its visitors to imagine a world without waste.

Hike amid the palm trees that thrive among Southern California's Indio Hills.