Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

A shady solar power system that couldn't hold up to the harsh desert conditions.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

A 26-foot-tall fiberglass American legend stands proudly here.

One of London's lost rivers runs through a pipe over the tracks of this subway station.

Founded in 1873 to support the needs of the gold mines flourishing nearby, this is the last water-powered foundry in the United States.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite 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.

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

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.

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

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

This black shoreline is made up of exploded lava particles.

A true treehouse near Hawai'i Volcanoes National Park.

A model of a galactic embassy is hidden in plain sight along the highway, proposed by a UFO religion to find the aliens that created life on Earth.

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

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

The world's first permanently occupied mountain-top observatory continues to report on the stars.

This municipal playground was co-created by the father of one of the most playful characters ever.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

One poet's handmade, anachronistic home.