A network of concealed passageways lies within a busy London Underground station.

The anatomical-pathological collection of a man who changed surgery.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.