Rhodes. Greece. View of the monumental 17 metre high cross on Mt Filerimos which is home of the Ancient site of Iaiyssos. Situated on the acropolis of Mt Filerimos on the verdant windswept north west coast of Rhodes, Ialyssos is an outstanding fusion of ancient Doric, Byzantine and medieval archaeological remains and is one the finest sites of Rhodes Island. The island of Rhodes is the largest of the Dodecanese Island group and one of the most popular Greek Islands.