Halloween Celebration - American Musem of Natural History Date: 10/31/12 Hours: 10am-5pm Ages: All Price: $10 Address: 200 Central Park West - 212-769-5200 Upper West Side, NY 10036 amnh.org Description: THIS EVENT HAS BEEN CANCELED. For a ticket refund or exchange, call 212-496-4234 when the museum resumes normal operating hours (planned for Nov. 1).