Favorite this☆ Woman in tunnel entrance Description: Woman stands in entrance to tunnel or grotto; tiled floor; plants surround tunnel entrance; park bench in front. Details Resource ID: DPA4712 Subject: Reservoirs--Michigan--Detroit Tunnels--Michigan--Detroit Photographic prints Date Issued: Unknown year Format: 1 photographic print mounted on mat board ; image 3.5 x 4.5 in. Member of: Burton Historical Collection Filing Location: D/Waterworks-Reservoirs Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.