The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

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.

A true treehouse near Hawai'i Volcanoes National Park.

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

In 2018, Pohoiki Road was severed by lava flowing from the eruption of Kilauea.

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

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

Get up close and personal with these majestic fish.

A controversial memorial at the place where Captain Cook met his violent end.

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

Nationwide network of co-ownership underground catastrophe shelters.

A natural dome made of volcanic glass in Inyo National Forest.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

This stone was once used by druids to determine a person's innocence or guilt.

This suburban British town holds secrets that would have made the druids proud.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Four hundred granite steps were built into this massive rock by the National Park Service.

Quite simply the largest tree in the world (by volume).

The second-largest giant sequoia in the world.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.