February 23, 2021December 30, 2020 Chicago and North Western Railway viaduct over Des Moines River, near Boone, Iowa Continue reading →
February 9, 2021December 30, 2020 Steamer North Land at dock, Mackinac Island, Michigan Continue reading →
February 2, 2021December 30, 2020 Floating dry dock, Great Lakes Engineering Works Continue reading →