A detailed pachyderm supports Rome's smallest Egyptian obelisk.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

A former fortified tower now houses a collection of classic communications equipment.

The largest outdoor art gallery in the Northwest United States.

This old medieval prison tower has been a site of astronomical research for more than 250 years.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

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

In medieval times this small stone seat was used as a bizarre way to punish insolvent debtors.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

Experience what life was like in Ireland during the Viking and medieval ages.

The blinking light atop the iconic landmark has been sending secret messages for decades.

This Chase branch is an homage to Old Hollywood.

Western New York's largest independent bookstore doubles as a historical repository of all things Niagara Falls.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

Iceland's tribute to its thankless civil servants.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

An elaborate memorial to a man local legend says died of a broken heart.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

This tiny structure was built by the creator of the Brooklyn Bridge.

One of the largest squares in Europe contains an entire artificial island.