Labels:arcade machine | car | mountain | parking meter | person | poster | sky | stop sign | television receiver | traffic light | tree | truck OCR: RESISTANT TOP The top layers of rock are more resistant to weathering ERODED BASE The weaker layer of rock IS heavily eroded ROCK PEDESTAI mushroom shaped rock with large top and slender base SHAPING THE EARTH MOUNTAINS VALLEY CANYON DESERT VALLEY ISLAND VOLCANIC ANDSCAPE HISTORY lavers PEDESTAL HILLS COASTLINE CANIC LANDSCAPE