Doug Lansky has been collecting photos of amusing signs for 17 years . The `` Signspotting '' street exhibition opened in Copenhagen last week . Reproducing the life-sized signs from tiny photographs is a painstaking task . Hide Caption 1 of 10 Photos:Photos: '
Doug Lansky has been collecting photos of amusing signs for 17 years . The `` Signspotting '' street exhibition opened in Copenhagen last week . Reproducing the life-sized signs from tiny photographs is a painstaking task . Each sign was digitally enlarged and mounted on metal poles .