People should stop and think if their actions would lead to terrorism or condone it, said the defence minister.
The US embassy said it would not be commenting on the crude mock-up of the 9/11 attacks.
The finale of the Maafaru Eid event features a plastic plane hanging from a wire and crashing into the tower.
Save Maldives raised concerns about the projects in Maafaru and Funadhoo, saying the Environmental Protection Agency had yet to make its findings public.
