The given maps depict recent archaeological findings at a historic site between 2004 and 2014.
Overall, historic site experienced considerable changes during the period examined. The most noticeable differences between the two maps are the appearances of an ancient stadium in the Northwestern corner and an ancient palace next to the groups of trees on the left side.
As can be seen from the maps, from 2004 to 2014, a tree in the groups of trees is cut down in order to construct an ancient stadium in front of the groups of trees. Similarly, an ancient palace is builted in the South.
Turning to the remaining other features, the introduction of an ancient toilet is conducted in the North. The chains of two mountains are destroyed to expan the large number of ancient houses in the Northeastern corner. In contrast, an ancient temple, an ancient house near the sea remained unchanged throughout the period.