skyline, Philadelphia, Pennsylvania, The illuminated skyline of downtown Philadelphia reflects in the calm waters of the Delaware River in the evening, Pennsylvania.

Philadelphia, skyline, Pennsylvania, The illuminated skyline of downtown Philadelphia reflects in the calm waters of the Delaware River in the evening, Pennsylvania.

Philadelphia, boat, Penn's Landing, Pennsylvania, Delaware River, Moonrise over the Gazela of Philadelphia ship docked at Historic Penn's Landing on the Delaware River in the evening in Philadelphia, Pennsylvania.

Philadelphia, Pennsylvania, Penn's Landing, museum, Moonrise above the Independence Seaport Museum at night on Historic Penn's Landing on the Delaware River in Philadelphia, Pennsylvania.

Philadelphia, Schuylkill River, bridge, Pennsylvania, Fairmount Park, Rowing on the Schuylkill River under an arched bridge at sunset in Philadelphia in the state of Pennsylvania.

Philadelphia, vessel, boat, Pennsylvania, Penn's Landing, Delaware River, 1907 Moshulu, the largest steel sailing vessel in the world, docked at Historic Penn's Landing on the Delaware River at sunset in Philadelphia, Pennsylvania.

Philadelphia, PA, Pennsylvania, Ben Franklin Bridge, Delaware River, evening