The maps illustrate the transformations in area after the building of a hydroelectric power dam.
Overall, the given area has experienced more changes during 20 year period, with the addition of several shifts and replacing of some constructions. Notably, the river had been changed with the modification of lake area, providing commercial activity, particularly fishing.
In 1980, a river road ran from the north to south side, leading to only one direction. On the left side of the river, there was ancient structures, a forest, several trees, rare plants and animals. Moreover, on the right side of the river there was village, immigrated farmland. Additionally, both side of the river surrounded by mountains.
However, significant changes have been made to the layout of this area since then. The most notable development is the construction of hydroelectric power dam by including lake area. The hydroelectric power dam has been manufactured by bridge across the river, connecting two mountainous area. Furthermore, forest, trees, ancient structures have been replaced by leaving only mountains and producing several electricity on the left side of the river. On the other side of this area, residential area, such as hotel and village have been developed, destroying immigrated farmland.