The remains of a 12th-century chapter house in Golden Gate Park.

Under the shadow of its towering parent tree, a rare specimen of sequoia produces ghostly white leaves.

Olfactory delights in San Francisco's Botanical Gardens.

Golden Gate Park's historic collection of plants.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A quiet nook at the top of a little-known hilltop park named after California's first poet laureate.

America's oldest Italian restaurant is a San Francisco institution.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The world’s oldest military museum has remained largely unchanged since the last days of the Austro-Hungarian Empire.

Prague's "Little Hanoi" is one of the commercial centers of Czechia's Vietnamese community.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

A surreal statue honoring Prague's favorite literary son.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

Tucked away in a Prague park, a statue beloved by romantics honors a poet so nice they buried him twice.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

This moving sculpture depicts contortionist positions based on photographs of gymnast Věra Čáslavská, who protested the Soviet invasion of Czechoslovakia.

A Brutalist architectural gem hidden among Skopje’s neoclassical buildings.

Order cookies baked by cloistered nuns in a 400-year-old monastery.

Housed in a former air raid shelter, this museum is dedicated to the history of computing and video games.

An ancient Egyptian temple in the middle of Madrid, Spain.

Emblematic Madrid bar founded in the 1930s that is a testament to times gone by