the haydene be expedition creatd the national park system. yellowstone is the first now there are over 4000 worldwide and over 2 million square miles of pristine nature protected from construction. those are some big boots to fill.ed buitiont the trail that they ble and those of the expedition and those ten letters that hayden himself wrote. does yellowstone look the same today as they prescribed 150 yearlet s nd out. let s find out.
health. he knew that he could protect yellowstone and find a way that it would rake with any natural curiosity the world could produce. his words. imagine the pressure hayden must have been feeling. congress railroad bar barons, powerful people who wanted the land for themselves. he knew the fight would be a pill that he also knew that when you have an idea and believe in it strongly enough, you can change the world.