camera{location <10,7,0> look_at y}light_source{100*<-1.4,2,3>rgb 1.5}light_source{<140,200,-300> rgb 0.9 shadowless}height_field{function 3000,3000{pigment{cells color_map{[0 rgb 0][1 rgb 1]}scale .004}}translate-0.5 scale<25,2,25>*5 pigment{rgb 1}}plane{y,5 pigment{rgbt<0,0,0,1>}hollow interior{media{scattering{1,rgb<0.25,0.5,1>/4}}}}//c06