A truly grand stairway in the National Art Museum in Mexico City. Not an easy shot because of the lighting contrasts. But I think the picture captures the drama of this architectural experience - the wide sweep of the stairway balanced by the vertical elegance of the classical columns.
Edited and converted to black and white in Photoshop.

Camera: Sony DSC-RX100 with integrated lens.
ISO: 1600
Aperture: f/6.3
Speed: 1/10 Sec
Focal Length: 10.4mm