Canada's largest museum has amassed more than 6 million items. What makes the ROM unique is that science, art, and archaeology exhibits are all under one roof. The museum has marvelous Asian items, including 200 works of fine art and objects from Korea. There are also exhibits on science and biodiversity, and an extensive dinosaur collection. Other exhibits include Canadiana, Chinese and Roman art and artifacts, musical instruments, ancient Egypt, and a Bat Cave with 4,000 freeze-dried and artificial bats. COST: $10; by donation Tues. after 4:30.