Spectacular volcanic cliffs along the Crooked River invite hiking, rock climbing, and photography.

A legendary music collector donated his entire collection to the entire city of Memphis.

A tribute to the disposable cups that were once manufactured here, this 68-foot-tall statue would be difficult to throw away.

An astonishingly accurate water clock that doubles as an hourly spectacle in this Berlin shopping area.

A wondrously macabre treasury of obscure antiques and unusual oddities.

This kinetic sculpture focuses the sounds of the city when you stand inside.

The playful side of the Columbus community is on full display.

Explore more than 175 years of saxophone history.

How did the front of a supersonic jet make its way to a display case in a Kansas City yard?

You'll need a microscope to see some of the minuscule masterpieces in this modest museum.

An unconventional and naturalistic sculpture depicting the artist marking his territory on an exterior faculty wall.

A unique look into the bowels of a century-old funicular.

These 4,444 wooden steps straight up a mountain were built to serve a hydroelectric power station but these days, they're mostly used by hikers.

Inaugurated three times, this tower offers some of the best views of Madrid.

In Oklahoma City's Bricktown, there's a street that don't use jelly.

For centuries, this town's hot springs have been embraced by rich and poor—and even by Popes.

When the city of Manchester built a new centralized heating network, they did it with style.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

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

This historic national park is covered in the stunning ruins of red rock pueblos.

The eroded core of an ancient volcano is now accessible by a short hike.

The cinder cone volcano with a less than complimentary name.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

An urban laboratory.