This is a staircase with four different surfaces. These are radio drama stairs, which are used for sound effects. An actor or Foley artist would walk or run up and down the stairs to simulate, er, walking or running up a...

(vimeo link) Dean Peterson noticed that the ten...  ...vimeo link) Dean Peterson noticed that the tenth step up on the staircase at his subway stop in Brookly...

When the Apple store on Fifth Avenue in New York h...  ...le store on Fifth Avenue in New York had a broken step in their glass spiral staircase replaced, Mark Bu...  ...d, Mark Burstiner asked for, and received the old step from the repair crew. Over a year later, he put i...  ...called him again and demanded t...