One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

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

A stunning Victorian abbey and walled garden on a lakefront.

The modern birthplace of Irish freedom.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

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

Experience what life was like in Ireland during the Viking and medieval ages.

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

One of Ireland's most infamous prisons for rebels including men, women and children.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

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

In one of the world's smallest countries, a royal's personal winery is open to the public.

Three underground crypts and a pointed arch under the bell tower make this cathedral unique among Romanesque churches.

The sunlight passing through the opening of this huge cave system creates a magical effect.

Over 60 species of birds inhabit this colorful aviary park in South Africa.

A memorial to the only dog ever officially enlisted in the Royal Navy.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

This small monument marks the divide between the Atlantic and Indian Oceans at the southernmost tip of Africa.

Hamburgers are intensely proud of their tunnel beneath the river.

Eighty million natural history specimens call this gargantuan museum home.