One man's ambition created this psychedelic log home.

At the time of its completion, it was the tallest dam in the world.

A miner's handmade folk art fountains are tucked in the woods off a multilane highway. 

San Francisco's newly reopened hands-on science museum.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A free, public museum dedicated to the fascinating science of sight.

The miraculous hydrant that saved the Mission District in 1906.

This house is a mosaic of tiled artwork sourced from local artists.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.

These unique "earth pyramid" clay columns can be found in ravines around the village of Tirolo.

Hamburgers are intensely proud of their tunnel beneath the river.

Hidden in plain sight on a gable between two towers on the roof of shipping firm F. Laeisz' headquarter in Hamburg sits an unexpected bronze sculpture.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Model Trains and Much More in Hamburg.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

This tremendous timepiece was once the largest cuckoo clock in the world.

This museum explores the history of the city's public transportation. Its collection includes the world's oldest preserved electric trolley car.

The sweet story of how American cargo planes became known as "Candy Bombers" during the Berlin Blockade.