an olympic pool sitting next to a river
is the photo in color
yes
do you see any people
no
is the pool full of water
yes
is this outdoors
yes
is the river calm
yes
do you see any trees
yes
is it sunny
very
do you see any man made buildings
yes, and 1 made by aliens
how do you know it was made by aliens
it stands out from the rest
what color is it
gray