the Israel Antiquities Authority announced the discovery of remnants of two shipwrecks off the Mediterranean Coast revealing a trove of Roman and medieval silver coins found near the ancient city of cesaria the shipwrecks date back to the Roman and mamlock periods around 17600 years ago the artifacts include hundreds of Roman silver and bronze coins from the mid-3rd century and over 500 medieval silver coins the fines were made during a 2-month underwater survey by the ia's Marine archaeology unit led by Jacob sharet other artifacts recovered include figurines Bells Ceramics nails and a shattered iron anchor