With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

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

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

340 bicycles, 65 feet high.

Commonly referred to as the most photographed Victorian home in the United States.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

"A hideous albatross in the Hudson River Valley."

An enormous, inside-out glass globe built in 1935.

These machines have been collecting dust for decades.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

A chessmaster's dream destination.