The mile-long pier stretches from a ruined fortress out into the Baltic.

This wooden recreation of a 9th century lake village looks as though it was built yesterday (which it relatively was).

The oldest housing complex in Riga is a mini timeline of architectural trends.

Guests become prisoners on a visit to Latvian prison.

These crumbling Latvian forts make for some haunting seaside ruins.

Spend the night in 1920s Latvia in this historic recreation and movie set.

3,000 market stands in five former Zeppelin hangars.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Housing the groundbreaking maps and globes of Gerard Mercator.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

Climb inside an iron crystal magnified 165 billion times its normal size.

This modern arts center is built around a gem of late-Baroque architecture.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

The first archaeological site discovered by aerial photography.

Famously misunderstood wonder of the ancient world

An avant-garde artist is survived by his seaside garden.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

The view from this giant Stone Age toad is unexpectedly beautiful.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Henry VIII's forgotten castle was built by the gunpowder-obsessed king to be defended solely by cannons.