https://sf.curbed.com/2016/8/9/12414866/waldorf-astoria-virgin-hotel-coming-sf
https://sf.curbed.com/2016/12/8/13890490/oceanwide-center-groundbreaking-foster-partners-heller-manus-china
https://en.wikipedia.org/wiki/List_of_tallest_buildings_in_San_Francisco#Under_construction