Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

Small-town scandal, transformed into timeless pop art

Gustave Eiffel's masterpiece until the Eiffel Tower was built.

This ship offers visitors the chance to spend the night aboard a former floating hospital for fishermen.

An icon of the city, this chapel features an amazing dome ceiling and offers panoramic views.

This historic streetcar system has been running since the 19th-century.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

This giant sculpture made of trash is a critique of society's wastefulness.

Elaborate tile work in this railway station tells the story of Portugal.

A hidden three-foot-wide house separates these two regal churches.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

After spending more than a century on the ocean floor, this shipwrecked column is finally resting atop solid ground.

This scenic waterfront swimming pool is the longest salt water pool in North America.

A lasting testament to the Klondike Gold Rush.

A colossal gold-dredging machine from the Klondike mining boom, now open to tours.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

A whale of a public art display towers atop Juneau's cruise ship dock.

Impressive artifacts from Juneau's gold mining days fill this mining site-turned-museum.

The facade of this relic from the Klondike gold rush is decorated with over 8,800 pieces of driftwood.

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