Cairo cars crowd egypt hour hours jam rush rush hour street streets taxi traffic traffic jam bus efypt minibus van arcs curves Fractal fractals infinite jammed lost maze roads shapes sundfractals texture bridge drive left-hand traffic line London road connections network car highway queque waiting grass lawns motorroad stand trees wait avenue cabs crossroads Manhattan New York skyscraper traffic lights transport transportation vertical vertigo yellow block crossing flats houses junction lights Los Angeles office palms summer sunshine dark freeway light night trails beverly hills