Andy writes that another, perhaps superior, option is betterbidding.com.
We checked it out and it looks pretty darn good. The boards are active, more active than biddingfortravel’s, and vigorously manned by a knowledgeable site admin, “thereuare.”
Ergo, before you bid, check out betterbidding.com.
It won’t cure the lack of vision inherent in blind auctions, but you won’t exactly be suffering from myopia, either.