By Dr Ski | Valencia Observatory Garden, Philippines

By Kannan A | Woodlands, Singapore

By Dr Ski | 9.3°N, 123.3°E

By Kannan A | Woodlands, Singapore

By Dr Ski | 9.3°N, 123.3°E

By Michael Terhune | Lunenburg MA, USA

By Patty Fine | Springfield, Illinois, USA

By Patty Fine | Springfield, Illinois, USA

By Patty Fine | Springfield, Illinois, USA

By Fred Walder | Pigeon Point Lighthouse, Pescadero, California

By Stacey Gray | Narrabeen, New South Wales, Australia

By Bill Miller | Sint Maarten

By Richard Swieca | Ste. Agathe des Monts, Quebec, Canada

By Dr Ski | Valencia Observatory Garden

By M PASHUPATHI | DAVANGERE, KARNATAKA, INDIA

By Peter Chang | Singapore, Yio Chu Kang Road