The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

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

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

Charles Dickens described the concert room in this amazing Victorian hall as "the most perfect room in the world."

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

After mysteriously refusing to surrender at the end of World War II this sunken submarine was only salvaged in a search for Nazi gold.

These engineering masterpieces are a dominant feature of the Belfast skyline.

This massive monument has been telling the time for 150 years—at a slight angle.

It was once nicknamed "the most bombed hotel in Europe."

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

A palatial former bank building now houses what may be the poshest art venue (and former Tesco) in Belfast.

Belfast's namesake river still winds below the city center, hidden from sight.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Amidst medieval and baroque buildings, five human-sized gherkins stand tall.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Five candy-colored villages on the Italian Riviera.

The bomb-ravaged remains of of a colossal Neptune.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

This one has sailed five times as far as Sir Francis Drake's famous ship.