Swan King

http://commons.wikimedia.org/wiki/File:Neuschwanstein_Castle_LOC_print_rotated.jpg

On the evening of June 13, 1886, King Ludwig II of Bavaria went for a walk with a friend on Lake Starnberg. The two never returned, and were found dead in shallow water at 11:30 p.m. Ludwig was known to be a good swimmer, and there was no water in his lungs. Was he assassinated? No one knows.