09.18.10 TOUR DES FLEURS $40-$55 The Dallas Arboretum offers plenty of ways to get active this month during its Tour des Fleurs. For competitive runners and walkers, the 20k and 10k races start at 7:30 and 8 a.m., respectively, outside the gates of the Martin Rutchik Concert Lawn. Not an athlete? The Walk in the Garden, presented by Lennox International, is 8-9 a.m. and tours the entire arboretum with several family activities. You can bring strollers, but leave the pooches at home. Stick around after the races for the awards ceremony and a concert by Eagles tribute band Fast Lane. Registration ends Sept. 13. For race details and information about parking, visit tourdesfleurs.com. 8525 Garland Road, 214.515.6500.

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09.03, 09.08 & 09.22 POETRY EVENTS FREE Half Price Books will host three free poetry events this month: an open mic at 7 p.m. Sept. 3 and workshops at 1 p.m. Sept. 8 and 22. 5803 Northwest Highway, 214.379.8000.

9.11 ANTIQUE BOAT REGATTA FREE
The Corinthian Sailing Club will display antique mahogany boats from the 1930s-1950s during its annual regatta. The boats, owned by members of the Wooden Boat Association, are examples of what used to sail on water before fiberglass. A flag display will honor victims of the 9/11 attacks. The event is 9 a.m.-3 p.m. on White Rock Lake. woodenboatassociation.com.

09.11 POWER RALLY $30
The Dallas County Council of Republican Women will host the event Power of Women to Elect Republicans, 9 a.m.-1 p.m., featuring political commentator and author Angela McGlowan. Royal Oak Country Club, 7915 Greenville. 972.733.4002 or dccrw.org.

09.17-10.24 MISS NELSON IS MISSING! $12-$23
In this play adapted by Jeffery Hatcher, a classroom of unruly children takes advantage of Miss Nelson’s good will, and when she goes missing, the kids must find her or endure the terrifying substitute, Miss Viola Swamp. Dallas Children’s Theater, Rosewood Center for Family Arts, 5938 Skillman. 214.978.0110 or dct.org.

09.18-11.14
AUTUMN AT THE ARBORETUM $7-$10
The Dallas Arboretum will kick off the fall season with its Storybook Pumpkin Village. The event features four walk-through houses made completely out of pumpkins, representing children’s books. Admission is $10 for adults, $9 for seniors, $7 for children 3 and older, and free for children 2 and younger. 8525 Garland Road. 214.515.6500 or dallasarboretum.org.

09.19 MOSS FARM PICNIC FREE
The Moss Farm Alliance Against Crime will host a neighborhood picnic, 5:30-8 p.m. at Moss Haven Elementary. The event features games, food, a petting zoo, climbing wall, scavenger hunt, bounce house and free drawings for prizes. 9202 Moss Farm Lane, 214.341.0739.

09.25 DADA 25TH ANNIVERSARY FREE
The Dallas Art Dealer Association will celebrate its 25th anniversary with free Fall Gallery Walks, 2-4 p.m., at all of its member locations, including the Bath House Cultural Center. Before that, you can catch one of DADA’s panel discussions for $15 each — “How to Start an Art Collection”, 10:30 a.m. and “How to Photograph Your Art”, 1 p.m. 521 E. Lawther. 214.670.8749 or dallasculture.org.