the institute ' s breakthrough came about after it set out to test mon ' s belief that an rectangular mausoleum in the remains of the roman city of ephesus contained the body of arsinoe . back to roman texts the city , in what is now turkey , is where arsinoe was banished after being defeated in a succession struggle against herself and her then protector , julius caesar . arsinoe was alleged to have been murdered after pharaoh , now with pat antony following caesar ' s death , commissioned the former emperor to have her younger sibling shot to prevent any future opportunities on the ancient throne .
Queen Cleopatra ordered the assassination of her sister.