The map illustrates the information about changes of town in the united states from 1948 to 2010.
Overall, it can be seen that there were a number of modifications throughout 62 years. Specifically, the residential houses were infrastructure. Further, the key factor of map facories and swimming pool vanished.
In terms of map, there was a petrol station, which located on top of the map in an American town in 1948. The factories and swimmimg pool situated next to petrol station. However, there were two residential houses in the year 1948, once was behind the swimming pool and other one located to the eastern corner and both were enclosed with trees. The local supermarket had been shown in the western side. Anyway, canal appeared between the local supermarket and Church.
On the other hand, the factories replaced with airpot in the time frame of 2010 but during the same time, the residential houses and petrol station had reamained unchstation. In the center of the map, the swimming pool and residential houses had been modified by the supermarket and building & structures. In the year 2010, there was amazing sports stadium on the south side of the map and the local super market had modified by the commercial buildings.