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

Race through the maze, get your name on the sign.

A tunnel of hardened lava along Maui’s famous Road to Hana.

This black shoreline is made up of exploded lava particles.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

A colorful square marks the heart of the city's LGBTQ community.

A stockpile of childhood lunch pails turned collectibles.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Scattered around Atlanta are little doors with big charm.

An underground magnet for ever-changing street art.

The beauty of urban decay, hiding some dark secrets.

This quirky curiosity shop takes its cues from the world's bazaars.

Tour the sci-fi-esque reality of governmental disease management.

A bizarre roadside attraction and the first instance of miniature golf in the world.

The eroded core of an ancient volcano is now accessible by a short hike.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

This giant steer-skull edifice refuses to die.

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

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

This golf ball–shaped former desert real estate office now houses a UFO museum.

An artificial crater field that trained astronauts for lunar exploration.