3,000 market stands in five former Zeppelin hangars.

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

This former KGB building is now a museum memorializing the people who suffered during the Soviet regime.

These traffic lights celebrate the 100 year anniversary of the women's suffrage movement in Lithuania.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

This micro-nation may be some sort of prank, but its constitution sure seems official.

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

The last bastion of Roman presence north of the Alps looms over a German town.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A gated cross stands on the site where an Irish revolutionary met his end.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

The world's only flying boat museum honors a small Irish village that sent 20th-century aviation to new heights.

An oddly conical beacon perched atop beautiful Irish cliffs.

A particularly disconcerting tribute to Irish martyrs.

The modern birthplace of Irish freedom.

The skeleton of a whale that beached itself in this Irish town is now on display in their public park.

A hugely vast Irish landscape of barren rock that stretches for miles.

An ancient neolithic tomb that only sees the sun twice a year.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

The ancient tomb acts as a calendar that keeps perfect time.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.