Dezeen / Collins House

Bates Smart has built a skinny skyscraper, Collins House, in Melbourne that's 184 metres tall and just 11.5 metres wide at its slimmest point.

The apartment building has a footprint the size of a single netball court and has a height-to-width ratio of 16:1. This makes skyscraper is Australia's slimmest tower and the third slimmest skyscraper in the world.

/ Dezeen