The rendered map depicts the information about how an American town transformed, by providing how it looked like in two different years 1948 and 2000.
Overall, exception of towns south-east residential area, new structure have built and changes have been made, but the total area neither expanded nor contracted.
On scrutinizing the map it can be witnessed that the factories in northeast corner were demolished to build an airport and several commercial buildings. Similarly, a supermarket replaced the lake which had been next to the factories. It is also worth noticing that four commercial buildings were also constructed on the south-west of new supermarket. They were located on both sides of the big road, with two on each side. A church in South side in 1948 was replaced by sports stadium in 2000.
On the other hand, several features of these towns did not change throughout the period. The natural elements, a canal and trees to be remain untouched. The road system did not change either with two small and two big roads. Additionally, A petrol station in the north was kept intact and residential houses in the bottom right corner, unlike those on the other side of canal. 
The rendered map depicts the information about how an American town transformed, by providing how it looked like in two  
different
 years 1948 and 2000. 
Overall
,  
exception of
 towns south-east residential area, new structure have built and  
changes
 have  
been made
,  
but
 the total area neither expanded nor contracted.
On scrutinizing the map it can  
be witnessed
 that the factories in northeast corner  
were demolished
 to build an airport and several commercial buildings.  
Similarly
, a supermarket replaced the lake which had been  
next
 to the factories. It is  
also
 worth noticing that four commercial buildings were  
also
 constructed on the south-west of new supermarket. They  
were located
 on both  
sides
 of the  
big
 road, with two on each side. A church in South side in 1948  
was replaced
 by sports stadium in 2000. 
On the other hand
, several features of these towns did not  
change
 throughout the period. The natural elements, a canal and trees to be  
remain
 untouched. The road system did not  
change
 either with two  
small
 and two  
big
 roads.  
Additionally
, A petrol station in the north was  
kept
 intact and residential  
houses
 in the bottom right corner, unlike those on the other side of canal.