On August 25, 1916, then President Woodrow Wilson signed the National Park Service Organic Act, passed by Congress.

Today is the 100th birthday of the U.S. National Park Service. The National Park is a part of the Department Of The Interior. National parks are such as important part of geography. These parks play a role in preserving our ecosystems, land that has been endangered of being destroyed. In short, the role of the NPS is to preserve the ecological integrity of wildernesses in the USA. It is there to preserve historical monuments as well.

It also makes these areas accessible to the public, for all to enjoy. Activities such as hiking and swimming are among the activities that take place at national parks. In a major way, the NPS is an example of how human and physical geography works. The national parks encompass a variety of landscapes, ranging from the snowcapped mountains of the Sierra Nevadas, to the wetlands of Florida, the woodlands and lakes of Michigan, the geothermal landscape of Yellowstone. Humans are attracted to these places for its natural beauty. Over 280 million people visit the multitudes of national parks annually.

These are just some examples