The World's Largest Dinosaurs - American Musem of Natural History Date: 10/01/11 through 01/02/12 Ages: All Price: $19 adults; $14.50 seniors and students; $10.50 children ages 2-12. Address: 200 Central Park West - 212-769-5200 Upper West Side, NY 10036 amnh.org Description: Learn how those massive dinosaurs, the sauropods, which sometimes grew as long as 150 feet, lived with this hands-on and up-close exhibit. Understand how these extremely huge animals breathed, ate, moved, and functioned under the girth of their massive size, and learn how their size affected their body functions.