March 30 2019 is an annual international celebration day for Earth Hour, initiated by WWF as a Global Warming reminder campaign. This year, ARTOTEL Group is back to take a part on this celebration with ‘’60+60, Let Thomas Drinks Longer’’, a 120 minutes long of turning the lights down from 20.30 – 22.30 local time in Jakarta, Bandung, Yogyakarta, Batu, Surabaya, and Bali.