This 'Handy Map of San Francisco' does not say why or whether it is absolutely necessary to paint your right thumbnail black to create the effect of San Francisco.

More than 100 zine-makers packed the County Fair building in Golden Gate Park over the weekend to celebrate San Francisco's annual Zine Festival.

If you have written a book suggesting that San Francisco could soon be levelled by a massive earthquake, you may find Californians a little reluctant to accept your message.