Damaged houses are seen precariously above the flash flood-eroded Mandakini river in the town of Tilwara, around 30kms from Rudraprayag, on June 26, 2013. Around 1,000 people have been killed in flash floods and landslides in northern India, as a top official warned June 24 that rebuilding of the devastated Himalayan region would take years.   AFP PHOTO/MANAN VATSYAYANA        (Photo credit should read MANAN VATSYAYANA/AFP/Getty Images)