Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

Every birth, death, and marriage is recorded in these color-coded leather-bound books.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

Amsterdam's former hotspot for public executions and dissections.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Where Venice's gondolas go for a tune-up.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Go inside to really appreciate this 500-year-old technological masterpiece.

A tribute to Richard Feynman is carved into the land he planned to see but never got to visit.

Colorful curls of hand-blown glass form a captivating tower in San Antonio's Central Library.

The bizarre headgear looks like it was made for a fool, not a king.

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

Formerly Fire Station No. 27, the museum is a hidden gem in the heart of Hollywood.

The last manually operated turntable ferry in the world.