A unique set of caves that spits waves back out into the ocean.

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

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

These former theme park figures have a new lease on life outside a water plant-turned-restaurant.

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

See the computer’s history revealed over the course of 20,000 years.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

No Gordon Lightfoot song, only a barebones monument to greed.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

A beautiful geyser under environmental threat.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An architect's childhood fantasy treehouse made real.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

The oldest functional consecrated church on Mustang Island.

A 2,500-pound wooden nickel makes this woodworking museum easy to spot from the road.

Three hundred years of preserved Spanish colonial history in San Antonio.