Cuyahoga Valley National Park Waterfalls One advantage of all of the rain we have had in NE Ohio is the waterfalls are really flowing. Blue Hen - Updated 2022 you now have to park at Boston Mill Visitor Center to hike. You can't park close by anymore. If you go past Blue Hen & follow a trail of sorts through the water 3 times, you come to Buttermilk Falls Brandywine Falls Great Falls at Tinker's Creek - Viaduct Park View from trail to Bridal Veil Falls