After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

A lonely Gondola stuck on a traffic circle sits in a spot where it once would have floated down the Grand Canal.

60 feet of towering steel balances gracefully.

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

A giant donut stands as a popular symbol of Los Angeles iconography.

America's most famous piece of self-built architecture.

The legendary building that needed ghostly approval before being built.

Historic funicular railway, believed to be the shortest railroad in the world.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

Rome's semi-secret peephole vista is also a former Crusader stronghold.