premise: The next morning we went to the Seoul Tower and then spent the afternoon at the Seoul Olympic Park . Yesterday , we arrived in Beijing . After getting to our hotel , the kids stayed with grandma while Matt , Jacki & Peter were on a mission to get tickets for events . After traveling for about an hour on the subway , we had success ! ! ! Why did they go to the Seoul Tower ?
hypothesis: They thought it would be an enjoyable thing to do .