Back in 2003, when the High Line was a still a rusted railway covered in weeds, Friends of the High Line put out an open call for innovative ideas for the future public space.
They got 720 pitches from 36 countries.
In a slightly dated, very geeky shout out to Back to the Future Day on Wednesday (the day Marty McFly and Doctor Emmett Brown travel back to 2015 the second Back to the Future movie) Friends of the High Line released a handful of the most bizarre ideas from their archives.
Check them out.
High Line Strange Idea 1

A cow?
High Line Strange Idea 2

A massive walkable waterfall would have been pretty cool.
High Line Strange Idea 3

This plan would have really irked the neighbors.
High Line Strange Idea 4

This one is not half bad.
High Line Strange Idea 5

Your guess is as good as mine.