'This river carved a "water gap" in the Kittatinny Mountains between New Jersey & Pennsylvania'
Delaware River
U.S. MOUNTAINS: This river carved a water gap in the Kittatinny Mountains between New Jersey & Pennsylvania
This river carved a "water gap" in the Kittatinny Mountains between New Jersey & Pennsylvania
This river carved a "water gap" in the Kittatinny Mountains between New Jersey & Pennsylvania
U.S. MOUNTAINS
Delaware River
U.S. MOUNTAINS