2. New attractions: downtown: Aquarium, CCTV Tower, China Millennium Monument, Ming City Wall Site,
Huairou: Mutianyu Great Wall, Hongluo Temple (feeling very smart), (specialty: sugar fried chestnuts, red trout)
Miyun: Simatai Great Wall can directly reach Jinshanling Great Wall (farthest and most dangerous) and Heibai Longtan.
Mentougou: Tanzhe Temple (said to be very spiritual),
3. Leisure shopping: Wangfujing Pedestrian Street, Qianmen Dashilan, Xidan Commercial Street, Xiushui (it seems to be demolished), Hongqiao, Wantong (many Koreans go, I think it is a waste of time).
Buy antiques: White Peacock, Gaobeidian, Panjiayuan (many new ones, but folk memorials are ok).
4. Special food and beverage snacks: Donglaishun (mutton hotpot), Nanliaishun (fried cake, Aiwowo and other snacks are quite complete and authentic), Quanjude (hanging roast duck) and cheap imitation (stuffy roast duck).
BBQ season, BBQ Bay, Guijie Street, Wangfujing Snack Street (not as good as Nanlai Shunzheng), Sanlitun Bar.