Samuel Argall sails the Potomac River and northern Chesapeake Bay.

Samuel Argall sails the Potomac River and northern Chesapeake Bay, reaching the falls near modern Washington, D.C. He observes bison, investigates minerals and water thought to have medicinal purposes, explores the Eastern Shore, and trades with Iopassus (Japazaws), the weroance of Passapatanzy, a Patawomeck town.