The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

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

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.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

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."

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

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

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

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

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

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

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

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

Every hour on the hour a naked heroine and her leering foil appear from this giant cuckoo clock.

All that remains of the only English cathedral destroyed in the Protestant Reformation.

The old tradition of drying laundry on poles in the public green is still guaranteed by Glasgow city law.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

A scattered trail of street art adds a pop of color to the city's stark structures.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

This former football stadium seems almost abandoned but is still in use by the next generation of Scottish sports stars.