Over a million items cram the shelves at Africa's largest shop of used and rare books.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

Once a prosperous mining village, this tiny Taiwanese town is now overrun with cute cats.

The world's only museum devoted to the wonders of fluorescence.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Try not to get slimed in Tribeca.

Avoid gangster interaction while window-shopping.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

The home of the first American-born saint is one of the only curved buildings in New York.

A historic neighborhood church is reborn as a psychedelic arts collective.

The trials and tribulations of marking Poe's grave.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.