- The 3rd annual Backpack Run will be held on Saturday September 16th in Theresa NY. This is a 5k/10k fundraiser to support The Backpack Program at Indian River CSD. Come challenge yourself on this scenic and hilly course- all abilities welcome! Professional timed, five water stations, and event t-shirts if you register before September 1st. After the race kick back on the St. Lawrence River in the Thousand Islands to relax- only ten minutes away! Both events begin at 9am from Theresa Primary School- for more details visit www.thebackpackrun.com.