Preparation Bring 6 cups water to boil in large saucepan. Add tea bags, broken cinnamon sticks, and fresh ginger. Remove from heat. Cover; steep 10 minutes. Mix in juice concentrate and sugar. Chill until cold. Strain tea mixture into pitcher. (Can be made 1 day ahead. Cover and chill.) Fill 8 wineglasses with ice. Pour tea mixture over. Garnish with cinnamon sticks and ginger rounds.
Preparation Bring 6 cups water to boil in large saucepan. Add tea bags, broken cinnamon sticks, and fresh ginger. Remove from heat. Cover; steep 10 minutes. Mix in juice concentrate and sugar. Chill until cold. Strain tea mixture into pitcher. (Can be made 1 day ahead. Cover and chill.) Fill 8 wineglasses with ice. Pour tea mixture over. Garnish with cinnamon sticks and ginger rounds.