Visit London 2010 Only in London Sweepstakes

http://www.visitlondon.com/competitions/detail/ussweeps_feb10?WT.mc_id=na_ph18_ol_01
Prizes:
There are three prizes, each consisting of a credit on visitlondon.com. Prizes will be awarded in the following three amounts:
– $2,500 USD
– $1,500 USD
– $1,000 USD
There will be one prize awarded at each dollar level. The credit may be used to purchase anything that is available for purchase on, or via, visitlondon.com, including air from the U.S.A. or Canada to London and hotel accommodations in London.