Have you ever wanted to do something or go somewhere so bad, but the cost of it, stopped you from doing so? When it comes around to your next birthday or Mother's Day/Father's Day, where you'll be the recipient of a gift. Give a suggestion or wishlist to the loved ones, co-workers, etc. who'll be giving you your gift.
Am I the only one who thinks it is tacky to give people a list of what you want? If you want something bad enough save for it yourself. To me it feels the same way as a family member giving a baby or bridal shower...gimmee gimmee. Isn't that why 'Proper Manner" books say a family should not give showers, etc?
I suppose you can say, in general conversation, "I have always wanted to do...."