The more northern tribes of the northeastern United States knew this as the Crow Moon, when the cawing of crows signaled the end of winter, explains NASA, on its website. Other northern names were the Crust Moon, because the snow cover becomes crusted from thawing by day and freezing by night, or the Sap (or Sugar) Moon as this is the time for tapping maple trees.

Worm supermoon and four towers of Madrid.

Composition seven shots:

Camera: Canon 7d mkII

Lens: 150-600 Tamron.

Copyright: German Penelas Perez‎