The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

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

At the time of its construction, this hydroelectric power plant was the largest in the world.

The burial place of 14 of the executed leaders of the Easter Rising.

This statue celebrating everyday life in Dublin has a few unsavory nicknames.

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

An oddly conical beacon perched atop beautiful Irish cliffs.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

Some of the saint's blood and bones are said to reside in Dublin.

The house where the writer spent his formative years.

The modern birthplace of Irish freedom.

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."

This ancient Irish tower could easily have stood in for Rapunzel's prison.

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

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

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

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

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

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.