The "Seinfeld" diner.

Make your reservation to have coffee with some kitties.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A celebration of capitalism in Midtown.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

Where manatees are the snowbird vacationers in these balmy Florida springs.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Tiki luxury on Nob Hill.

World-famous, Pink's still manages to keep its prized cult fetish status.

One person's lost luggage is another person's treasure.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

A self-built castle made by a mysterious man.

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

Two thousand artifacts from around the world collected by one woman who loved to travel.

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

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

Where beautiful signs live on forever.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

Become a prohibition rebel.