Skies

Full "blue moon" over Laguna Niguel, California

Full "blue moon" peeking through clouds over Laguna Niguel, California

Sunset and clouds silhouetting palm trees over a swimming pool in a private garden in southern California

Sunset and a crescent moon silhouetting palm trees over a swimming pool illuminated in red in a private garden in southern California

Sunset over Muscle Beach in Santa Monica, California

Clouds over rolling hills and rail line in Livermore, California (this area now is a windmill farm)

Hay bales at Deep Springs College, California, United States

The Great Pyramid at sunset in Giza, Egypt

Clouds reflected over Lake Iripari, Ecuador

Clouds reflected at sunset over Lake Iripari, Ecuador

Clouds reflected over Lake Iripari, Ecuador

Clouds over Lake Iripari, Ecuador

Clouds over Lake Iripari, Ecuador

Ruins of the citadel of old Dir'aiyah (Diriyah) north of Riyadh, Saudi Arabia. Dir'aiyah was founded in 1446 AD and served as the capital of Arabia until the early 1820s, when the political center shifted to Riyadh.

Paperwhite flower blossom outside Blenheim Palace in Woodstock, Oxfordshire, England

Arcade overlooking the courtyard of the Palacio De Carlos V at the Alhambra in Granada, Spain

Clouds over a farm and farmhouse in rural Portugal

Clouds over a farm in rural Portugal