A canopy trail with sweeping views and a giant tunnel slide.

This 19th-century fountain features sculptures of little gnomes that help with chores.

Check the time in 145 countries at once with this East German relic.

A pair of beacons from the 1920s guide ships steering a course to Melbourne.

St. Peter’s, in Western Germany, has stood as a masterpiece of Romanesque architecture since 1181.

Hilltop monument to the victory of a new nation in the Franco-Prussian War.

The unusually large seat sits atop the base of a ruined temple.

Go surfing on this urban wave, "hacked" by local surfers.

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

A set of 13th and 14th century standardized bread measures.

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

Located in a heritage building, this Mickey D's is missing its Golden Arches.

Along the Rhine, about a mile from the historic Munster, learn the heartrending story of two lovers torn asunder, cast into unknown layers of time and space.

This 42-foot tribute to the workforce still reminds us to pause and recharge.

This artistic fountain display pays homage to this area's theatrical history.

The world's largest collection of fire-fighting items dating back almost 350 years.

The most impressive of Basel's three remaining city gates.

The smallest museum in Basel, Switzerland, is a two-foot-by-two-foot window in the door of a 600-year-old house.

A futuristic rocket marks the spot where three borders meet.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

Epicurean and holy traditions converge in what may be the oldest restaurant in Europe.

Designed as a reminder of one of the darkest moments in Austrian history.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.