On Friday and Saturday, (April 1, April 2) many prominent international landmarks will be participating in a very special event in order to recognize World Autism Awareness Day. Places such as the Empire State Building and the Sydney Opera House will be turning on blue lights in the evening in order to recognize the pledges and donations made to research for autism. They have asked to help spread the word of this momentous event by wearing light blue on these days in order to support the cause.