Places colopeacemaker Wants to Go

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

A meditative space out of a fantasy story.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A clear blue swimming hole with hidden caves, still unexplored.

The "Seinfeld" diner.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

This geothermal hot spring hides beneath a slowly growing mineral dome.

A modernist landscape of water and sci-fi concrete.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

The first declared National Monument in the United States.

Here, at the “world’s longest art gallery,” you’ll find forty miles of ancient petroglyphs and pictographs.

Enormous lake at the bottom of a unique cave system.

America's most famous piece of self-built architecture.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

The largest wooden building in the world now houses a fascinating collection of aircraft.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.