Tucked away along a riverbend in an area known for its uranium mines is one of the world's tallest locks.

A detailed model of Mexico City is the star attraction within this interactive exhibit inside an old theater.

Mexico's second-tallest monument, now half-hidden in a private residential complex.

This covert museum showcases booties worn by a rescue dog and slippers owned by Queen Elizabeth II.

An abandoned mine where dreams of quicksilver trickled away over 75 years ago.

With print dying, this local paper keeps the lights on by doubling as a stunning cafe and cocktail bar.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

Housed in an old British jail, this spot serves up Georgian, Russian, and Ukrainian specialities with a side of Turkish history.

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

A marvel of Byzantine engineering under the streets of Istanbul.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A deadly ancient portal to the underworld.

Get fishing gear and craft beer at this restaurant on the pier.

Anza led the first Spanish settlers from Mexico to Monterey, California in the 1770s.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

A classic American barn that was the home of a classic American television star.

One of the world's largest collections of rare and magnificent bird specimens.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

A library of rare occult books in Los Angeles.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

A tiled, multi-level garden of survival in Lyon.