Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

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

The spot where the namesake of the Douglas fir met his mysterious end on a Hawaiian volcano.

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

More than 2,000 species of tropical plants call this nature preserve and sanctuary home.

This legendary urban waterfall creates a dazzling display of rainbows.

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

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

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

A true treehouse near Hawai'i Volcanoes National Park.

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.

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

Football field-sized microalgae production tanks on the Hawaiian coast create a stunning view from space.

This unusual lava tube spouts seawater during high surf.

Get up close and personal with these majestic fish.

Eight "Guardians of Health" protect this art deco water tower from pollutants and bacteria.

A model home in the Medical Examiner's Office in which grisly death scenes are staged to train forensic investigators.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

Eighteen miniature death-scene dioramas.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A fascinating insight into daily life in the Eastern Bloc.

Art installations, derelict railcars, and endangered grasshoppers all call this south Berlin park home.