Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

The remains of a 12th-century chapter house in Golden Gate Park.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

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

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

A modern mechanical planetary system, part of a 10,000 year clock.

Visible below the waves are memorials to the city's Gold Rush dead.

An essential stop before plundering, BYO Cutlass.

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

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

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

137 graves holding New England's earliest residents.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

A taste of Middle Earth, in the middle of the Bayou City.

The ruined remains of a coal mining ghost town are hidden within the woods.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.