Point Park, Pittsburgh, Pennsylvania, USA

Partially frozen over, The Allegheny and Monongahela River meet at Piitsburgh's famous Point Park to form the Ohio River. The park also includes the outlines and remains of two of the oldest structures in Pittsburgh, Fort Pitt and Fort Duquesne. The Fort Pitt Museum, housed in the Monongahela Bastion of Fort Pitt, commemorates the French and Indian War (1754–63), in which the area soon to become Pittsburgh was a major battlefield.