A mysterious "wedding cake" castle in the middle of the urban desert.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

A self-built castle made by a mysterious man.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

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

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.