File:Campus Martius.jpg

Model of part of the Campus Martius in Rome, Italy. Image found on http://www.theaterofpompey.com/auditorium/imagines/postantique/model_candt.shtml And

English 1911 illustration of Theater of Pompeius originally constructed on the Campus Martius determination method or standard: SHA-1

English Gunter's chain photographed at Campus Martius Museum. Hindi कैम्पस मार्शस संग्रहालय में स्थित गुण्टर्स जरीब का एक चित्र। Wikimedia username: Roseohioresident

the Theatre of Pompei on the Campus Martius in ancient Rome, Italy. This picutre is edited from Image:Campus Martius.jpg Image found on http://www.theaterofpompey

the Odeum of Domitian on the Campus Martius in ancient Rome, Italy. This picutre is edited from Image:Campus Martius.jpg Image found on http://www.theaterofpompey