Burn off those Thanksgiving calories in the crisp autumn air while meeting the trees in their winter garb. Bark, branches and overall form reveal the species' identity.

When a broken hearted boy loses the treasured wooden nativity set that links him to his dead father, his worried mother persuades a lonely ill-tempered woodcarver to create a replacement, and to allow her son to watch him work on it. Performances are 8 p.m. Friday and Saturday and 3 p.m. Sunday from Nov. 21-Dec. 23. Also have a select number of Wednesday morning matinees at 10 a.m.

Performance of Disney's groundbreaking combination of symphonic music and animation, Fantasia. Magnificent repertoire from the original 1940 version and Fantasia 2000, including The Sorcerer's Apprentice, Beethoven's Fifth Symphony and The Nutcracker Suite, will be performed by the Chicago Symphony Orchestra while Disney's footage is shown on the big screen. Performances run Nov. 23-25.

A skating rink near Bloomingdales opens Nov. 17 (weather permitting). Hours are Monday through Thursday noon to 9 p.m., Friday noon to 10 p.m., Saturday 10 a.m. to 10 p.m. and Sunday 11 a.m. to 8 p.m. Holiday hours may be extended, visit westfield.com for details.