Regular Division of the Plane Regular Division of the Plane Regular Division of the Plane is a series of drawings by the Dutch artist M. C. Escher which began in 1936. These images are based on the principle of tessellation, irregular shapes or combinations of shapes that interlock completely to cover a surface or plane. The inspiration for these works began in 1936 with a visit to the Alhambra, a fourteenth-century Moorish castle near Granada, Spain. Escher had visited the Alhambra once before in 1922 but in this visit he had spent several days studying and sketching the ornate tile designs there. In 1958 Escher
Alhambra symbol of the Spanish conquest of Granada on 2 January 1492. A turret containing a large bell was added in the 18th century and restored after being damaged by lightning in 1881. Beyond the Alcazaba is the palace of the Moorish rulers, The Nasrid Palaces or Alhambra proper, and beyond this is the Alhambra Alta (Upper Alhambra), originally occupied by officials and courtiers. Access from the city to the Alhambra Park is afforded by the "Puerta de las Granadas" (Gate of Pomegranates), a triumphal arch dating from the 15th century. A steep ascent leads past the Pillar of Charles V,