If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

A medieval wash house where people washed clothes in a river allegedly formed by the tears of a mourning nymph.

These rural ruins are of a Midwestern hotel that was once an elegant spa for the wealthy, then a gangster’s hideaway, and finally a haunted retreat.

This old-fashioned confectionary has been family owned and operated for more than a century.

Chicago’s last original drive-in restaurant is a family-run hot dog joint that started in 1948.

These floating gardens show what Mexico City used to look during the Aztec Empire.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

The stoutest tree in the world.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

Archaeologists believe this panel of petroglyphs depicting descending sheep and other figures in Glen Canyon are 3,000 to 6,000 years old.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

A 1930’s courtroom where John Dillinger and his gang went before a judge.

Millions of years of erosion created the feature for which this rock formation is aptly named.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

The unusual patterns in this rock formation result from two distinct modes of weathering.

A tunnel with windows, so you don't miss out on the impressive views.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

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

A sharp bend in a dramatic river canyon cut through red rocks.