A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

A faded reminder of what was once a common sight in London during the Blitz.

The bronze uniforms commemorate the vital role of women during World War II.

A network of bells in the pubs and restaurants around Westminster alerts politicians when it's time to cast their votes.

Giant, friendly pelicans in Central London, the most unlikely of places.

One of the world’s longest pedestrian suspension bridges.

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

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

A seismograph and a bunker from the Cold War still sit under this university building.