By Patty Fine | Springfield, Illinois, USA

By Hassan Dadashi.arani | Esfahan.iran

By Chuck Reinhart | Vincennes, Indiana

By Patty Fine | Springfield, Illinois, USA

By Rachel Carranza | Corpus Christi texas

By Sapna N | Markham, Ontario, Canada

By Dr Ski | 9.3°N, 123.3°E

By Dr Ski | Valencia Observatory Garden, Philippines

By Dr Ski | Valencia Observatory Garden, Philippines

By Dr Ski | Valencia Observatory Garden, Philippines

By Deirdre Horan | Dublin, Ireland.

By Deirdre Horan | Dublin, Ireland.

By Dr Ski | Valencia Observatory Garden, Philippines

By Deirdre Horan | Dublin, Ireland.

By Peter Lowenstein | Mutare, Zimbabwe

By Leonardo Cavagnaro | City of Mendoza, Argentina