This blowhole is supposedly caused by a trapped monster.

This former luxury resort in Kaua'i is now an abandoned relic.

Submerged lava formations create incredible waterworks.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

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

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

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

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

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

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

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

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

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

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

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

This black shoreline is made up of exploded lava particles.

This huge green space packed with activities will make you forget you're in the middle of the Ecuadorian capital.

The gondolas let you glimpse a bird's-eye view of one of the world's highest capital cities.

An abandoned Ecuadorian prison that once held ex-presidents and notorious con artists is now a carceral museum.

This small uninhabited island offers Galapagos-like biodiversity.

This research hub in the Amazon Rainforest is perched amid one of the world's most biologically diverse landscapes.

An exotic jungle hideaway run entirely by indigenous Kichwa women.