Linen postcard showing the back of the stone momument, marking where Hernando De Soto made first landing in Bradenton, flowing the Manatee River. The inscription on the back of the postcard reads: The De Soto Monument or marker is located on Shaw's Point on the bank of the Manatee River, four miles west of Bradenton, Florida. It marks the landing place of Hernando De Soto and his expedition May 30, 1539. The expedition camped here two months and then began its three-year ovreland march of discovery of the Mississippi River and a vast territory.