In 2009 Hamilton recorded and produced Philadelphia-based folk group, Mason Porter's 2010 album Thunder in the Valley.
Las Vegas Valley | Thunder Bay | Death Valley | Silicon Valley | San Fernando Valley | Squaw Valley, Placer County, California | Squaw Valley | Shenandoah Valley | Willamette Valley | Valley of the Kings | Tennessee Valley Authority | Happy Valley | San Joaquin Valley | Rio Grande Valley | Rift Valley Province | Hudson Valley | Central Valley | Death Valley National Park | Death Valley Days | Coachella Valley Music and Arts Festival | Valley Forge | Klang Valley | Imperial Valley | Green Valley | valley | The Big Valley | San Gabriel Valley | Lehigh Valley Railroad | Lehigh Valley | Hunt Valley, Maryland |