Senneh, the capital of Persian Kurdistan, is one of the most famous carpet making centers the world has known. Today known as Sanandaj, Senneh is famous for the production of both carpets and kilims. Today cotton is often used for the foundation although in the 19th century extremely fine carpets were woven on silk warps. Senneh carpets today are rare. Senneh kilims often have floral patterns or intricate woven designs resembling watermarks or moire.