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

It's not your typical library, memorial, or book store.

One poet's handmade, anachronistic home.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

Four abandoned towers hidden above the Douglas fir forest in Washington.

This scenic gorge is named after one of the most famous Bigfoot attacks in pseudohistory.

An obscure waterfall that looks like something out of a fantasy novel.

A whimsical village of unique treehouses resides in a Washington forest.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

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

Opened as part of the New Deal, the training facility now features World War II-era structures and a pylon that once stood at the World Trade Center.

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

The legendary building that needed ghostly approval before being built.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.