These five Art Deco homes were meant to solve the "small house problem."

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

Ruins of two abandoned stations destroyed by the power they sought to harness.

World's strongest whirlpool.

Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

This museum explores the history of the book, from scrolls to mass-produced objects through tools, stories, and massive cast-iron binding machinery (some of it operational).

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

A museum befitting the city responsible for supplying the majority of the world's LSD.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Olfactory delights in San Francisco's Botanical Gardens.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This stone quarry was used to make axes and other tools more than 6,000 years ago.

You can crawl inside this atmospheric 5,000-year-old tomb.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

The notorious headquarters of a corrupt political machine.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Norway's national monument to fallen seamen.

The last fully functional fortress of Germany's World War II Atlantikwall.

Walk behind a 50-meter-high waterfall.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

Volunteer-run library dedicated to exploring five decades of activism history.

A living archive of urban activism and space reclaimed.

“Invented in Key West, Perfected in Brooklyn."