Md. Officials Celebrate End of 8-Year Fight to Build Complex Developer Milton Peterson joined elected officials from across Maryland yesterday to mark the culmination of an eight-year political fight to begin transforming 220 acres of shrubs and dirt on the banks of the Potomac River into National Harbor, a $2 billion complex of hotels, shops and restaurants. The groundbreaking ceremony also signaled the beginning for construction crews preparing to build the project's centerpiece, Gaylord National Resort and Convention Center, which alone is expected to cost $565 million. Described by some as the largest single commercial venture in state history, National...