One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

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

Five candy-colored villages on the Italian Riviera.

Pilgrimage site for star-crossed lovers.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Where Venice's gondolas go for a tune-up.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

An emerald-green grotto just a short trip from Austin.

This failed condo development was reborn as a street art hub.