although only half the drop of angel falls in venezuela , the artificial cascade that chin was secretly hoping would be named after him , would find a place for itself fairly high up the list of worlds tallest waterfalls , and at 555 metres - the proposed final height of the rooftop of the wendelson building - would certainly be the highest man-made falls in the world , and only 100 feet short of dudhsagar falls , the tallest waterfall to be found anywhere on the asian continent .