On Flamingo Beach, you can get flamingo food to feed the flamingos. This is probably the best way to get a photo of yourself with the flamingos close up.
Interact with the Flamingos at Flamingo Beach Aruba
If drinks are more your vibe, head over to the Flamingo Beach side for the Mangrove Beach Bar. This little shack will serve up some of the best drinks on the island of Aruba.