Please contact us to help preserve Merrimack's many historic landmarks.Olde King's HighwaySimonds RockChamberlain BridgeReuben Cummings, Minutes Man, Revolutionary WarJohn Cromwell, Fur Trader, Dunstable's first merchantThornton Cemetary, Matthew Thornton's resting placeHonorable Matthew ThorntonMerrimack, NH History & Genealogy website