Its columns were all carved from the same white oak tree.

The former Naval shipyard is open for exploring - mostly.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

In one of the world's smallest countries, a royal's personal winery is open to the public.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

A wonderfully curated used bookstore in an airport.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

This stately clubhouse has showcased German-American culture for over a century.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

The iconic remains of the original Academic Hall that burned down in 1892.

Originally a brothel during the Klondike Gold Rush, this bar once used dolls to denote when ladies were working.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Small ship votives hang from the vaulted ceiling of this port-side church with a Latin inscription on the wall.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

A wunderkammer of exoticism immortalized by Tom Waits.

Model Trains and Much More in Hamburg.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

This floating sculpture of ice is a poignant reminder of nature's power.

A unique botanical garden housed in three giant geodesic domes.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

One of these two land speed record-breaking vehicles went so fast it shattered the sound barrier.