69/366 - "What Am I?"

(F/18, 100mm, 3.2 sec, ISO 100, Canon 5D Mk II)

I haven't done one of these in a while so here it is.  Once I get a correct answer from someone, then I will post the answer.  I think this might be one of the toughest yet.  Good luck!

Here is the link to the answer.  Susan guessed correctly over on Facebook.