Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

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

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

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

This 'Murder House' grand mansion has starred in everything from Bones to Buffy.

The remains of the first punk club in L.A.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

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

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

The ghostly remains of an accidental sea.

Quite simply the largest tree in the world (by volume).

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

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

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.

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

The rocks in this arid basin leave trails of movement behind them.

A hand-built folk art installation covered with messages of God's love.

Towering basalt columns, a creation of fire and ice.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

A strange house built only at night, with rumored mystic inspiration.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

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

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.