The Art of the Manhole

Wednesday, February 18th, 2009 at 12:27:30 PM · Photo Archive/2009/sf_vacation/sf

A close-up of a manhole cover on the sidewalk in San Francisco, showcasing the intricate design and functionality of this often overlooked piece of urban infrastructure. #manhole #hole #drain #sewer #art #wheel #machine #SanFrancisco #vacation