A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

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

Legend has it that this large rock maze in Sweden was created as punishment by the daughter of a wealthy captain.

A modern, secular take on a traditional Virgin Mary motif.

A Very Low Frequency transmitter you can tune in on your PC.

The three colorful women depict characters from a beloved children's story.

The world's first purpose-built indoor shopping mall opened in Sweden in 1955.

Enormous ants wielding giant pine needles guard a Stockholm real estate company's office.

A catapult rock from Gotland’s 13th-century civil war is still lodged in Scandinavia's best-preserved medieval city wall.

A wooden street sign is the last remnant of this 400-year-old alleyway.

A 12th-century church with a medieval fresco and an intriguing “Greek runestone.”

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

This Swedish astronomical clock was in storage for almost a century before its glorious workings were put on display once more.

Despite the groans of archaeologists, this astounding groups of Bronze Age petroglyphs have been painted red for tourists.

This trio of stone spires claims to be the only preserved medieval execution site in Europe.

Swedish skyscraper with a 90° twist.

According to legend, this boat-shaped henge is built over the grave of a mythic king.