https://blockchain.info/address/18eDvMe7cG643TwU8GqNrnAW3GLsJEQZBu
https://www.google.com/search?q=34.177743%2C-118.317097
Latitude: 34.177743
Longitude: -118.317097
There is a placard by the fountain. Below the date there is a sentence with 16 words. Take the first letter of each word (they are capitalized) and use that string of 16 characters as the passphrase to generate a Bitcoin address at http://brainwallet.org
Grab the coin and have a nice day!

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UPDATE 02.22.13: The fountain now holds
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UPDATE 02.23.13 PM: It looks like someone figured it out.... and decided to have a run at Satoshi Dice with it. (I don't think it ended up well, but see for yourself: https://blockchain.info/address/18eDvMe7cG643TwU8GqNrnAW3GLsJEQZBu )
Until next time...

