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

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

Fortified medieval tower house with lovely roof garden.

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.

Jesus' footprints and the first catacombs in the world.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The fairy tale castle of the "fairy-tale king."

A small but immensely extravagant palace built by the "Night King."

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

Get up close with some alligators at this roadside farm attraction.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

Many of the murals covering this sleepy Florida town hide some sort of intentional error.

A haunted hill that supposedly defied gravity.