Antique and vintage motorcycles will take center stage at the Owls Head Transportation Museum’s annual Vintage Motorcycle Meet and Antique Aeroplane Show on Sept. 1 and Sept. 2. Owners of any pre-1992 motorcycles are encouraged to exhibit and will be admitted free. The show attracts antique custom and racing bikes from all over northern New England. Antique aeroplane show at 9:30 a.m., weather permitting. Admission is $12 for adults, free for children and museum members. FMI: 594-4418.