A moody and picturesque riverside ruin overgrown with vegetation.

A strange egg in a mucky bog of western Ireland marks the spot of an aviation milestone.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

The ornate structure is part of a building boasting more marble than the Vatican.

This historic London residence was once the womb of Scientology.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

The miraculous hydrant that saved the Mission District in 1906.

At one South African whaling station, this industrial extermination led to a feeding frenzy that may have even been a key inspiration for Jaws.

The South African dialect's complex history is immortalized in stone, in one of the world's only monuments dedicated to a language.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

A tiny park in the middle of some big power politics.

Turkish adventurer antiques in the heart of the Grand Bazaar.

The legendary luxury train passage is commemorated with a charming museum inside its former eastern terminus.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

One of the world’s best microminiaturist, Nicolaï Siadristy displays his lifetime of tiny creations in this museum.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.