Some avenue artists create three-dimensional sculptural interventions, which could be installed surreptitiously in public areas, usually under the quilt of darkness. This type of labor differs from Public Art in that it’s rebellious in nature and completed illegally, whereas Public Art is formally sanctioned/commissioned . Unsanctioned Street Art interventions often purpose to shock viewers by presenting a visually sensible, yet simultaneously unbelievable state of affairs. For occasion, in his Third Man Series , artist Dan Witz installs gloves on sewer grates to offer the impression that an individual is contained in the sewer making an attempt to flee. Soon after …