The Great Falls of the Passaic River is a stunning waterfall located in Paterson, New Jersey. It is one of the largest waterfalls in the eastern United States, with a height of about 77 feet. The falls are part of the Passaic River and are known for their powerful flow, especially during periods of heavy rain or snowmelt. The Great Falls is a significant natural landmark and has been a source of inspiration for many artists and writers. The area surrounding the falls is now part of the Paterson Great Falls National Historical Park, which preserves the natural beauty and historical importance of the site.