By Dr Ski | Valencia Observatory, central Philippines

By Doug Blaney | Weed California Mt Shasta

By Hassan Dadashi.arani | Esfahan.iran

By FRANK LU | Arlington, Texas, USA

By Dr Ski | 9.3°N, 123.3°E

By Dr Ski | 9.3°N, 123.3°E

By Hazem Faraj | Cairo

By Todd Hull | Bangkok, Thailand

By Brian Rogerson | Skyline Drive Front Royal Virginia

By Dr Ski | 9.3°N, 123.3°E

By Dan Wyman | Death Valley, California, USA

By Hassan Dadashi.arani | Esfahan.iran

By Dr Ski | Valencia Observatory Garden

By Jon Giberson | Orange, CA

By kevan hubbard | Seaton Carew,Co Durham, England

By Agneta Borstein | Avon, Connecticut