A "tidal wave" violently tossed ships docked along the Delaware River south of Philadelphia at about 11 a.m. ET on Jan. 8, 1817, according to newspapers of the time. Turns out, that tidal wave was ...
The Delaware Water Gap National Recreation Area stretches over 40 miles of the Delaware River, the longest free-flowing river east of the Mississippi. The roughly 67,000-acre protected area allows ...