IMAGINE NATION MUSEUMA newly renovated Greenscape offers an interactive exhibit featuring live animals and exotic plants in a Southwestern habitat. Children can even throw on a pair of cowboy boots and ride on a saddle. Wed-Fri 9:30 a.m.-5 p.m., Sat 11 a.m.-5 p.m., Sun noon-5 p.m. Free-$7. One Pleasant St., Bristol, Conn. 860-314-1400,