在横线填上合适介词补全对话。       

on, in, at, to, with…

My friends and me are going have a picnic tomorrow. But My mother asks me see an art museum, so I have go to see it. My mother tells me some paintings. There is an famous Chinese ink painting named Riverside Scene at Qingming Festival (清明上河图), it's black and white. I feel it interesting, so I search many famous paintings the computer.