The Canon Store is currently discounting refurbished gear by 10%, and you get another 10%…
Update: B&H has the EF 70-200mm f/2.8L IS II at an even better price: $1899 (click here) after a $300 mail-in rebate. Be aware that the final price shows up after having added the item to the cart.
Good deal by authorised Canon dealer buydig (99.4% positive ratings) on eBay: the Canon EF 70-200mm f/2.8L IS II lens for [shoplink 16569 ebay]$2199 (click here)[/shoplink]. New item, USA warranty. Limited stock at this price. Note: The price shows up after having added the item to the cart.
Below you can see a hands-on video by DigitalRev.