Sept 13th, 2019 : Stonewall

[blueboy56]

There appears to be parallel lines running from upper left to lower right.
Are they due to glacier action or something else. (Like giants sledding down from Canada.)

[xoxoxoBruce]

Originally Posted by captainhook455

On the Jersey side is of the Delaware River across from the airport are small stone fortifications big enough for a couple cannons facing the river.

Two 18 pounders and two 9 pounders.

Originally Posted by blueboy56

There appears to be parallel lines running from upper left to lower right.
Are they due to glacier action or something else. (Like giants sledding down from Canada.)

Yes, glacier tracks.