This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

Once home to over 8,000 exiled Hawaiians suffering from Hansen's Disease.

This legendary urban waterfall creates a dazzling display of rainbows.

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

This unusual lava tube spouts seawater during high surf.

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

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

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

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

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

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

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

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

This massive redwood tree has a hole in the base big enough to drive through.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This little museum has an exhibit devoted to the elusive forest denizens.

Humboldt's human-powered sculptures race across land and sea for days on end in a wacky quest for dominance.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Created by a local artist, these quirky sculptures each have their own names and personalities.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

The largest ancient burial mound in Ohio.

Inside houses a vast collection of military aircraft and missiles spanning the ages.