This subterranean oyster house has been the pearl of Grand Central Station since 1913.

A very classy 1920s-era bar right in Grand Central Station.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

World's largest collection of serial killer artwork and other macabre exhibits.

An artsy hidden staircase leads to breathtaking views of San Francisco.

This shop specializes in oddities and Victorian-inspired wonders.

Perfect your fly fishing technique on their practice ponds.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

A huge musical instrument played by the ocean.