A monolithic monument in Greater London.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

Over a thousand musical instruments are on display, from bagpipes and harpsichords to drums and the sinuous serpent.

The remnants of this unusual bridge await an uncertain fate.

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.

The cellar of a former factory is now home to a collection of gloves, machines, and tools of the trade.

This enormous sculpture honors an English town's engineering and industrial heritage