An extraordinary library and archive dedicated to the history of the Arctic and Antarctic poles.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

An ordinary lamppost situated in the middle of Cambridge has an unusual moniker and history.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

One of several Lilliputian portals that are ready to transport passengers to other dimensions, if they can find them.

This tree was grafted from the actual tree that led Isaac Newton to ponder the theory of gravity.

A complicated contraption for telling time by the moon.

There's a labyrinth of manmade tunnels stretching for over an acre beneath Bristol.

A museum marks and documents the site of the Titanic's launch.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

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

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

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

Commemorating the landing of William of Orange with his European army on their way to the Battle of the Boyne.

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

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

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

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

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

The modern birthplace of Irish freedom.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

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

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