Birthday parties have morphed into an entity all their own. Each year's celebration seemingly has to be bigger and better than the last. We've rounded up Long Island's best birthday party venues, which are sure to please kids of all interests, from divas and princesses to tumbling tots, animal enthusiasts, and adventure-seeking teens.

These birthday party venues make the planning easy, and almost all include a host, setup and cleanup, food, and other essentials. The hardest part is picking just one, but don't worry: There's always next year!

Be sure to check out our Birthday Party Guide For Long Island Kids for even more tips on planning the perfect birthday party for your wee one. It has plenty more birthday party venues, plus ideas for planning first birthdays, birthday parties for preschoolers and toddlers, birthday party venues for active kids, and more.