(Faces obscured to preserve some anonymity.)
The Transformers here were made from car parts, wood and styrofoam. Bumblebee is 12 feet tall; Optimus Prime is 17. They're lit from 7-10 pm. The gent who built them is hoping to have 22 foot Decepticons next year.
UPDATE: Before the questions start, it's at 4807 Wichita Ave., Cleveland, OH 44144.
(Hat tip to my high school chum, DKFVP.)