Lowell (Martian crater) Lowell (Martian crater) The Lowell Crater is a large impact crater on Aonia Terra in the Thaumasia quadrangle of Mars. The crater is about 203 kilometers (127 miles) in diameter. Lowell Crater has a ring of mountains on its floor which gives it a sort of bull's eye appearance. Its nearby features include the craters Slipher to the north, Douglass to the east, and Coblentz to the southwest, the small mountain Aonia Mons to the west, and Aonia Planum to the southeast. Lowell Crater is named for Percival Lowell who built the Lowell Observatory in Flagstaff, Arizona, in 1894, and
Lowell National Historical Park canal raceways once used by the mills. Additionally, the park includes the Patrick J Mogan Cultural Center, which focuses on the lives of Lowell's many generations of immigrants. Other exhibits include a working streetcar line, canal boat tours exploring some of the city's gatehouses and locks, and the River Transformed / Suffolk Mill Turbine Exhibit, which shows how water power, the Francis Turbine, ran Lowell's textile factories. Lowell National Historical Park Lowell National Historical Park is a National Historical Park of the United States located in Lowell, Massachusetts. Established in 1978 a few years after Lowell Heritage State Park, it