A man walks past a blind pavement at the Congonhas Airport in Sao Paulo, Brazil, Nov. 29, 2016. The International Day of Persons with Disabilities is marked on Dec. 3. (Xinhua/Rahel Patrasso)
A man walks past a blind pavement at the Congonhas Airport in Sao Paulo, Brazil, Nov. 29, 2016. The International Day of Persons with Disabilities is marked on Dec. 3. (Xinhua/Rahel Patrasso)