The staircase leading to the master suite features aluminum treads supported on stainless steel tubes. "We wanted something that would allow the resin panels behind it to reflect the light from the windows at the top of the stair," Slade says. Photo 3 of 5 in Gravity-Defying Floating Staircases by Luke Hopping from Modern Dream Penthouse in New York City Makes the Most of Natural Light

Gravity-Defying Floating Staircases

3 of 5

The staircase leading to the master suite features aluminum treads supported on stainless steel tubes. "We wanted something that would allow the resin panels behind it to reflect the light from the windows at the top of the stair," Slade says.