2 Where are you staying?
3 What sights have you seen so far?
4 When did you go to Minsk? (это если он уже ездил в Минск, а если еще нет, то надо использовать будущее: When will you go to Minsk?)
5 How did you travel there? (или How will travel there?)
6 How old is Mogilev?
7 Where does the city lie?
8 What are you doing tomorrow?