Already at a very early stage I could see some bright spots in the sky. "Maybe it is NLCs I thought. Then it became obvious. What a wonderful display.
Some very fine structured details of the clouds.
Another very fine details visible.
All images were made with the NIKON D70 and my 2,6 .. 2,8 / 28 .. 70mm Zoom at f3,5 with 6 sec exposure time and ISO 200.