Don't know what I am doing

Well when we look this picture seems like nice lake and then green garden ,but what really funny is this there is no lake it's just a table. The hell when just shot picture and then show I was thinking where is this place ,where is the lake then eternity year later I got it was the table ,even I showed to my friend even couldn't figure it out and started looking for the place asking where is this comeon couldn't find hahah...