sweden is very beautify in the summer; I wish I could go there with you guys, I miss my friends there a lot. you should go to stockholm definitely and gothenburg. The amusement parks in gothenburg and stockholm are quite fun. People are particulary friendly during summer time. and .. yeah, enjoy your trip, put some photos here when you are back.
if you need any information about stockholm, let me know. jimmyguang_2001@hotmail.com