Architecture Photo byEnglish Architecture FreePhoto byEnglish Free Download ▾ 4288 x2848 3840 x 2550 2560 x 1700 1920 x 1275 1280 x 850 800 x 531 4288 x2848 3840 x 2550 2560 x 1700 1920 x 1275 1280 x 850 800 x 531 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: NIKON D300 31/1 mm f/22.0 20/1 s 100 ISO geometric interior architecture circular building structure spiral steps stone stairway staircase stair Colors: