This blowhole is supposedly caused by a trapped monster.

A burial ground for workers at one of Hawai'i's largest sugarcane producers that laid buried for decades.

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

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

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

These ancient sacred grounds granted amnesty to those who managed to reach them.

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.

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.

A true treehouse near Hawai'i Volcanoes National Park.

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

This legendary urban waterfall creates a dazzling display of rainbows.

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

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

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

This mom-and-pop Japanese sweets shop has been serving cloud-light mochi for almost a century.

Explore an early California pioneer's rancho hidden in LA's manufacturing hinterland.

An abandoned meat mecca now serves as an excellent locale for urban exploration.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

European castle ruins in an American state park are actually the product of death and grief.

This former mining town was named the most toxic town in America.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.