If you were planning on visiting the acropolis you can still get some great views and take some nice pictures from the plaka area without going to the actual site.
Adventure of the Seas (RCCL) 3/10 -Southern Caribbean
Adventure of the Seas (RCCL) 3/07 -Southern Caribbean
Voyager of the Seas (RCCL) 3/03 -Western Caribbean
Monarch of the Seas (RCCL) 3/01 -Southern Caribbean
Song of America (RCCL) 10/90 -Western Caribbean
MTS Jupiter (Epirotiki) 7/84 -Mediterranean