Like Download 8.86 MB Staircase with lights 4921 x 3210 pixels NIKON D7000 18 mm f/3.5 1/50 s ISO 400 Online since: 21 November 2016 Taken: 8 March 2016 CC0 / Public Domain staircase stairway success business rise ambition achievement architecture floor upward growth stairs building ascend descend