This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Two tall rocks sit at the center of this site, once the home of a large Ancestral Puebloan community.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Inside this shop, visitors are treated to a unique blend of natural history and art.

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

A technicolor place of worship for Elevationists.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

An obscure public service from the U.S. government that redeems burnt, moldy, and soiled old greenbacks.

There’s a hidden military meme engraved on the World War II Memorial.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

A historic neighborhood church is reborn as a psychedelic arts collective.

Home to items never before seen by the public.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

A natural history wunderkammer in the middle of the desert.

A self-built castle made by a mysterious man.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Nature took her revenge on the "Wickedest City in the World."