cities and twin towns Goražde, Bosnia and Herzegovina, Gallery References E. Makovicky (1992): 800-year-old pentagonal tiling from Maragha, Iran, and the new varieties of aperiodic tiling it inspired. In: I. Hargittai, editor: Fivefold Symmetry, pp. 67–86. World Scientific, Singapore-London Peter J. Lu and Paul J. Steinhardt: Decagonal and Quasi-crystalline Tilings in Medieval Islamic Architecture, Science 315 (2007) 1106–1110 Sources External links Official website Maragheh in Enc. Britannica The Columbia Encyclopedia Photography of Gunbad-i-Qabud Astronomy and Astrophysics Research Center of Maragha Biography of A'bd alqader ibn Ghaibi al Hafiz al Maraghi Maragheh photos More photos and Information of Maragheh, Tishineh Maragheh County Cities in East Azerbaijan Province Populated places in East Azerbaijan Province Populated places in Maragheh County Ilkhanate