Light It Up Blue
The Light It Up Blue (LIUB) initiative was created by Autism Speaks in 2010. In 2017, 170 countries from all seven continents participated. Signature landmarks and buildings will be lighted up in blue on 2nd April. Together with other well-known buildings in different countries and cities, such initiative shows support to people with autism and their families all over the globe.
圖片來源：互聯網 Sources of photos: internet