This burial pyramid in central Ireland is thousands of miles and thousands of years away from its Egyptian inspiration.

Though they've since been renamed, these two streets hint at Dublin's darker days.

The world's tallest box hedge is found in a delightful garden.

A spectacular hidden beach in Ireland has the dark, disturbing nickname of "Murder Hole Beach."

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

Once the longest bridge in Ireland, this rusting span sits abandoned and overrun by nature.

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

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

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

The 1852 novel "Uncle Tom's Cabin" lends its name to a subway station, a street, and several shops on the edge of Berlin.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

This small condiment museum makes all manner of mustards with a 200-year-old mill.

One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

Four-story slides send people whizzing through the math department at this Munich university.

This riverside restaurant has been serving customers since 1146.

You haven’t properly toured a winery until you’ve slept in an actual wine barrel.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The history of German architecture is explored across this fairy-scale mini-city.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

Cold war icon and onetime "hole" in the iron curtain.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.