old stone stairway into the river

westerwald leutesdorf andernach vineyards stonewall stairway namedyer waterway flooring koblenz germany neuwied remagen village geology terrain asphalt walkway valley namedy island flower winter stone river rhine hills shore brohl werth steep plant ruins grass water bonn east blue west area linz view wine wall rock tree soil snow old big stair stairway stairs walking stairways hazard walk moving barrier