If you want to go to some tourist site around Beijing by bus , it's easy! Logo on www.bjbus.com , click "English" , you can find how to go to various parts of great wall and other sites out of Beijing , also the ticket price is listed . This service is run by Beijing municipal government, it's safe and reliable!
The site is quite clear, take the hot line number, ask the hotel staff to help you if you need information.
