Big Stone Island Nature Area
Big Stone Island Nature Area is a nature area on Big Stone Island in Big Stone Lake in Roberts County , South Dakota . 
<triplet> Big Stone Lake <subj> Roberts County <obj> located in the administrative territorial entity <triplet> Roberts County <subj> South Dakota <obj> located in the administrative territorial entity <triplet> South Dakota <subj> Big Stone Lake <obj> located in or next to body of water <subj> Roberts County <obj> contains administrative territorial entity