Look at each picture closely and take a guess: what is it? Click on the picture to check your guess and get more information about it.
Look at the first photo. Can you guess what this is? Look at the others—the 3 photos are a series. Where do you think this is?
Have you seen this?
Have a picture for the challenge? Send it, with its identification to us at stem@dupageroe.org and we may use it.