Complex sentence: The collection is based on finds unearthed during the early years of archaeological activity in the country (1890--1948) in Jerusalem, Megiddo, Ashkelon, Lachish, Samaria, and Jericho.
Split into simpler sentences: The collection is based on finds from the early years of archaeological excavation in the region (1890--1948). On display are artifacts unearthed in Jerusalem, Megiddo, Ashkelon, Lachish, Samaria, and Jericho.