Alley may be paved, or unpaved, and a blind alley is a cul-de-sac. Modern urban developments may also provide a service road to allow for waste collection, or rear access for fire engines and parking. Because of geography, steps (stairs) are the predominant form of alley in hilly cities and towns. This includes Quebec City in Canada and in the United States Pittsburgh (see Steps of Pittsburgh), Cincinnati (see Steps of Cincinnati), Minneapolis, Seattle, and San Francisco as well as Hong Kong, Genoa and Rome. Some alleys are roofed because they are within buildings, such as the traboules of Lyon, or
Sri Rakum School for the Blind what he calls the "creative use of his power". He is now the principal. The realization that children who were born blind were shunned and denied opportunities to grow inspired him to start the school. The children hail from villages and tribal belts and come from very poor families. The school is a unique non-governmental organization running entirely on support by patrons and donations by the general public and corporate organizations. Sri Rakum School for the Blind Sri Rakum School for the Blind is a blind school in the city of Bangalore, India. It offers free education to blind students