BEIJING, Aug. 19 (Xinhua) -- Visitors will be able to enjoy the collections of valuable stamps admission-free from Aug. 22-24 at the Beijing-based National Post and Postage Stamp Museum.

　　The collections include the first set of Olympic stamps and the stamps that were issued for this year's Beijing Olympics.

　　The museum is open from 9 a.m. to 3:30 p.m. during the period.

　　The move marks its upcoming first anniversary on Aug. 22 and is also intended to accommodate visitors to the Olympics.

　　The museum is the largest of its kind in the country, with more than 100 million postal items from China and abroad.