Duluth, Minnesota four Catholic schools with coverage up to grades 6 or 8, two Protestant schools, two Montessori schools, and six other charter and private schools. Due to its proximity to the Great Lakes, Duluth is the location for the Large Lakes Observatory. The Large Lakes Observatory operates the largest university-owned research vessel in the Great Lakes, the R/V Blue Heron. Built in 1985 for fishing on the Grand Banks, the Blue Heron was purchased by the University of Minnesota in 1997, sailed from Portland, Maine, up the St. Lawrence Seaway to Duluth, and converted into a limnological research vessel during the
Lake Superior Railroad Museum Lake Superior Railroad Museum The Lake Superior Railroad Museum is a railroad museum in Duluth, Minnesota, United States. The museum has seven steam, 14 diesel, and two electric locomotives; and more than 40 other pieces of rolling stock. The collection includes the "William Crooks", which became the first locomotive to operate in the state of Minnesota in 1861, and Duluth, Missabe and Iron Range Railway Number 227, a 2-8-8-4 "Yellowstone" locomotive that was among the largest steam engines to operate. The museum operates a heritage railroad called the North Shore Scenic Railroad. The museum is housed in the former Duluth