Five candy-colored villages on the Italian Riviera.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

A short nature trail winds through the greatest works of poet Robert Frost.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

The Arctic Archipelago is home to world's largest third order island: an island in a lake on an island in a lake on an island.

This heart-shaped island looks substantially less lovely after a recent bulldozing project.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

A long-disputed island that Denmark and Canada claim by periodically alternating flags and bottles of liquor.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

This 15th century pub is one of only two pubs in England situated on consecrated ground.

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

On the Oregon coast there is a natural hole that seems to be draining the sea.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

Morocco's Argania trees are infested with nut-hungry goats.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.