Long Lake   Be the first to submit input for Long Lake. If you have info on Long Lake, Brown County, Nebraska please submit it here to improve this web site.          These outdoors activities are available near Long Lake.   Public Lands Near Long Lake: Niobrara National Scenic River, O'Neil - NE, 44 miles away   Hotels Near Long Lake: Super 8 Ainsworth, Ainsworth, 22 miles away Rodeway Inn Ainsworth, Ainsworth, 22 miles away Trade Winds Lodge, Valentine, 42 miles away Dunes Lodge and Suites, Valentine, 42 miles away Super 8 Valentine NE, Valentine, 42 miles away