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

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

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

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Olfactory delights in San Francisco's Botanical Gardens.

Golden Gate Park's historic collection of plants.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

Guns that have been defending San Francisco since 1904.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

At the base of the Golden Gate Bridge, a small sign basically begs for a high-five.

Canyon walls shrouded in ferns.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

These cinderblock farmhouses were actually World War II radar stations in disguise.

A lighthouse built to save lives that took quite a few with its treacherous location.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

Home to the deepest rift anywhere on Earth.

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