AWOL: The Wisconsin Palmyrene Aramaic Inscription Project (WPAIP). Cross-file under Aramaic Watch.
PaleoJudaica has been following the study of ancient Palmyra and Palmyrene Aramaic for many years. For posts on Palmyra (whose fate is currently precarious), see here and follow the links back. Some past posts dealing with Palmyrene Aramaic are here, here, here, here, here, here, here, and here.