click on pic for larger version
The tradition of celebrating this date began 1916 at the Stockholm Olympic Stadium, in honour of the election of King Gustav Vasa in 1523, as this was considered the foundation of modern Sweden.
if you want a copy of my supermoon theme for your Google Chrome Browser, you can get it HERE
click on the picture for a downloadable full size (1920 x 1080) picture
The 2 smaller, paler images are from the Full Moon on 9th March 2012, the other 3 images
are from the 'supermoon' between 5th and 6th May