Come for the speed, leave in love with the desert.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Largest man-made excavation on earth!

Home of Howard Hughes' Spruce Goose.

The remains of centuries of copper mining appear like an alien landscape.

The industrial monstrosity known as Bagger 258 is a colossal mining machine built in the DDR - but now left for dead in a German field.

A former ironworks that was the first UNESCO industrial site.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Rippling sand dunes frozen in the Arizona rock.