full-day Niagara Falls tour from Toronto 10
https://touch-wiki.win/index.php/How_to_See_the_Tour_That_Makes_Niagara_Falls_Canada_Unforgettable
You spend the morning crossing the border, then the boat ride right under the falls gets you soaked—ponchos included. After lunch in the scenic tunnel behind the horseshoe, you have time to wander Clifton Hill’s tacky charm before the bus heads back to Toronto, everyone napping after all that mist.