The red letters in the literary pavement leading to the library form a mysterious code.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

This bronze statue was dedicated to a 1966 Beatles hit.

Ancient catacombs form the foundation for this Rococo orgy of a church.

The stunning interior of this Gothic church is covered in ornate gold details.

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

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

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

An unusual round church in London with a Templar past.

Abstract dinosaur models in London.

A sculpture of a famous ape who was once a beloved household name in London.

The remains of Crystal Palace Great Exhibition of 1851.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

65 million-year-old chalk outcroppings mark the end of the Jurassic Coast.

Underground hospital complex constructed by slave laborers during the German occupation of the Channel Islands.

An 800-year-old island castle in Guernsey's main harbor.

An intricately decorated tiny place of worship.

Historic medieval fortified city in southwest France.

One of the most photographed locations in the entire city.

An abandoned Byzantine fortress and notorious prison.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

Time has been frozen at this station since the bombing in 1980—or so it was believed.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.