Saguaro National Park

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JGF-landscapes-Saguaro NP-US-AZ-4850.jpg
A young Saguaro Cactus - Carnegiea gigantea - in Saguaro National Park near Tucson, Arizona.  They don't usually start to grow 'arms' until they are about 75 years old, can often live more than 150 years.  In the background are the Tucson Mountains.