rockefeller lookout danger steep cliffs sign

aware background basalt bridges bronx careful city cliff cliffs clouds columnar cumulus danger dangerous device duyvil englewood epidote erect estuary fall fjord harlem hudson interstate island jersey lookout manhattan may metal new not nyc off palisades park parkway people placard posted pull red river rockefeller safety scenic section sign sill skyline skyscrapers spuytin stands steep tourists view viewing viewpoint wall warning water white york