![](https://d0a09266.rocketcdn.me/wp-content/uploads/2015/08/Onassis-Stairs_JPEG_NYC-25.jpg)
Cantilevered with a 2500-lb glass wall, and perfectly-aligned smooth edges, this all-glass staircase is an engineering marvel of standing tension. Located below grade in the Olympic Tower on New York…
Cantilevered with a 2500-lb glass wall, and perfectly-aligned smooth edges, this all-glass staircase is an engineering marvel of standing tension. Located below grade in the Olympic Tower on New York…