December coming soon.

• Position: Attitude at Altitude - Calendar

3 WEDNESDAY, Chamber of the Americas luncheon featuring His Excellency Luis Alberto Moreno, ambassador of Colombia to the United States. Topic: "Business opportunities with Colombia." Noon to 1:30 p.m. at the Embassy Suites Hotel-Downtown Denver, 1881 Curtis St. $50 for members, $75 for nonmembers. $450 for a table of 10. For more information, call Gil Cisneros at (303) 239-5219.

4 THURSDAY, Casino Night Extravaganza, hosted by the Women's Vision Foundation. 5:30 p.m. to 9:30 p.m. at Invesco Field at Mile High. $35, includes food, wine, $250 in "funny money" and a tour of the Broncos' locker room. Register online at www.womensvision.org.

9-10 TUESDAY AND WEDNESDAY, first-ever gathering of all natural-gas sectors. Program titled "The Unconventional Gas Revolution: Strategies for Profitably Expanding Coalbed Methane, Tight Gas and Gas-Shales Production." Denver Marriott Southeast. To register, e-mail info@srinstitute.com, or call (888) 666-8514 (Mention priority code DPR000748). For information...