Yellowstone National Park encompasses almost 3,500 square miles and was established in 1872 by Ulysses S. Grant making it the first National Park in the world. The diversity found in these 3,500 square miles is amazing and ranges in both ecosystems and wildlife. The park is made up of many lakes, canyons, rivers and mountain ranges. Amongst these is Yellowstone Lake; one of the largest high-altitude lakes in North America and Old Faithful the most famous geothermal feature in the world.
In addition to the unique Yellowstone ecosystem it is the home to 1,700 species of trees and plants and hundreds of mammals, birds, fish and reptiles. This flora and fauna create an experience that matches no other national park in the world. During your visit to this park expect to see grizzly bears, wolves, bison, elk and many other animals in their natural setting. It is compared to being at the zoo without the fences and walls to contain the animals. The climate in the park is greatly influenced by the different altitudes found in different areas of it, with the lower altitudes staying warm almost year round while the higher altitudes get very cold and experience very high snowfall in the winter months.