[citation needed] The Somapura Mahavihara, a creation of Dharmapala, at Paharpur, Bangladesh, is the largest Buddhist Vihara in the Indian subcontinent and has been described as a "pleasure to the eyes of the world."[citation needed] Dr. Stella Kramrisch says: "The art of Bihar and Bengal exercised a lasting influence on that of Nepal, Burma, Ceylon and Java."Most of the Muslim architecture of the period is found in the historic Gaur region, today's Rajshahi division and Malda district in West Bengal.The development of townships and housing had resulted in significant growth in population, as the town was proclaimed by Subahdar Islam Khan I as the capital of Subah Bangala in 1608, during this time many mosques and forts had been built.Indian Mughal architecture in present-day Bangladesh reached its peak during the reign of Subedar Shaista Khan, He stayed in the old Afghan fort in the area (present old central jail) and encouraged the construction of modern townships and public works in Dhaka, leading to a massive urban and economic expansion.He was a patron of the arts and encouraged the construction of majestic monuments across the province, including mosques, mausoleums and palaces that represented the finest in Mughal architecture.[citation needed] In the British colonial age predominantly representative buildings of the Indo-European style developed, from a mixture of mainly Indian, European and Central Asian (Islamic) components.Fazlur Rahman is the foremost structural engineer-architect of the 20th century who left an unprecedented and lasting influence on the profession, both nationally and internationally.[13] Fazlur Rahman, more than any other individual, ushered in a renaissance in skyscraper construction during the second half of the 20th century[19] and made it possible for people to live and work in "cities in the sky".