Created by: Victor Media Productions. The Via Colori Street Art Festival is an annual event that raises money for The Center for Hearing and Speech. This non-profit organization works dedicatedly to improve the quality of life for thousands of children each year. Via Colori will host their 11th annual festival in Downtown Houston at Hermann Square at City Hall. The event will take place on Saturday, Nov. 19th from 10 am to 6 pm and on Sunday, Nov. 20th from 10 am to 5 pm. The