Havasu National Wildlife Refuge operate and maintain the refuge facilities and programs by providing volunteer labor. Havasu National Wildlife Refuge Havasu National Wildlife Refuge is a U.S. National Wildlife Refuge on the lower Colorado River in Arizona and California. It preserves habitat for desert bighorn sheep to the endangered southwestern willow flycatcher, birds and other animals. The refuge protects 30 river miles - of shoreline - from Needles, California, to Lake Havasu City, Arizona. One of the last remaining natural stretches of the lower Colorado River flows through the Topock Gorge. Animal species that inhabit this refuge include peregrine falcon, coyote, fox, desert bighorn
Lake Sakakawea State Park Lake Sakakawea State Park Lake Sakakawea State Park is a public recreation area occupying on the southern shore of Lake Sakakawea in Mercer County, North Dakota. The state park is located adjacent to the Garrison Dam, north of the community of Pick City. The park was originally developed by the U.S. Army Corps of Engineers as Garrison Lake State Park. The North Dakota Parks and Recreation Department assumed management in 1965, then expanded the park, renaming it Lake Sakakawea State Park in 1973. The park's hiking trails include the western terminus of the North Country National Scenic Trail which, when