The Indian Army rescued 500 stranded tourists, including 54 children, in Sikkim as torrential rain in parts of the Himalayan state caused landslides and roadblocks, a defence official said on Saturday. Heavy rain was witnessed in Lachen, Lachung and Chungthang on Friday and as a result of this, approximately 500 tourists, who were travelling to Lachung and Lachen Valley, were stranded at Chungthang due to landslides and roadblocks en route, he said.