Hundreds of prehistoric stones, arranged in perfect lines in a French field.

A small house sits between two huge rocks, with its back to the sea.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

One of the oldest and largest wooden churches in France was very evidently constructed by shipbuilders.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

An ancient ossuary in Rouen.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

The reconstruction of this prominent building fulfilled a long-written command.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

A black cat protests the City Guild in Riga's Old Town.

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

The statue of a legendary giant who carried Christ and shouldered the world's sins.

Flamboyant architecture from the turn of 20th century.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

3,000 market stands in five former Zeppelin hangars.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

The widest waterfall in Europe is a natural wonder and one of the only places where fish are caught in the air.

This ducal residence was once home to a future Russian empress and a French king in exile.

Swiss vineyards in a UNESCO heritage site.

A permanent exhibition honors Queen, which recorded seven albums at the casino-based studio, including “Under Pressure” with David Bowie.