I live in Redwood City
Geohashing is another one of those things that xkcd is all about; creating adventure for the sake of adventure, and meeting interesting new people. You'll find me geohashing up and down the CA coast.
I have been to geohashes in one state.
I have visited 1 geohash.
(Profile format swiped from User:xkcd; it had all the right sections)
Geohashes I've visited
2008-05-24, San Luis Obispo Saturday meetup