The listed site is less than 1 acre ( 0.40 ha ) in area .
The listed site comprises a section of Reservoir Road running between stone walls , which is believed to be the roadway taken by Rochambeau 's army .
The listed site is less than 1 acre ( 0.40 ha ) in area , and comprises a section of Reservoir Road running between stone walls , which is believed to be the roadway taken by Rochambeau 's army .