Each week, Hoopla and the Iowa Cultural Corridor Alliance team up to showcase arts and culture events in Eastern Iowa. Below are the hidden gems: Take a Harvest Moon Walk at the Indian Creek Nature Center in Cedar Rapids this Saturday, September 21. Enjoy an autumn sunset and the rise of the huge, orange harvest moon as you join a naturalist for a casual evening walk on the trails. The walk begins at 7:30 p.m. Cost is $4/Indian Creek Nature Center members, $6/non-members. To register by phone call 319-362-0664.   Indulge in the fun side of opera! Cedar Rapids Opera Theatre kicks of its 16th season with Opera is...a DRAG!, a hilarious musical spoof of CR Opera Theatre’s upcoming season, featuring local radio personalities Dennis Green and Scott Schulte, and special guest “Carmen Merengue”, Thursday, September 19, 5:00 – 7:00 p.m. at CSPS Hall, 1103 Third Street SE, Cedar Rapids. Wine, beer & appetizers will be served. Tickets are $25 and available from the Opera Office, 319-365-7401 or vmichalicek@cr-opera.org.   The Iowa Theatre Artists Company in Amana opens its Fall Season this Friday, September 20, with a production of A.R. Gurney’s The Dining Room.  Written in 1982, Gurney’s celebrated and award-winning play takes place in the dining room of a typical well-to-do household.  This room provides the space where dozens of different characters meet to discuss a wide range of family matters through a series of inter-related scenes.  From young boys to elderly grandfathers, from rebellious teen-age girls to Irish maids, Gurney covers topics that range from dancing school to dinner parties, from domestic service to dividing the estate between siblings, all with a sparkle of smart, witty and thought-provoking dialogue.  The show runs September 20 - 29 and October 11-20. Performances are Fridays & Saturdays at 7:30 pm; Saturday & Sundays at 2:30 pm. Ticket prices are $22.50/adults & $10/students. Call 319-622-3222 for reservations.   The Coralville Center for the Performing Arts, City Circle Acting Company of Coralville, and Dreamwell Theatre present the sixth annual All in a Day Play Festival, Saturday, September 21 at 7:30pm at the Coralville Center for the Performing Arts, 1301 5th Street, Coralville. At 7:30pm on Friday, September 20, seven writers, seven directors, and 30+ actors will come together to create seven original plays.  Writers will be randomly assigned a location, a genre, and one other dramatic detail they must include in their script.  Directors and actors will be randomly assigned to each playwright.  The playwrights will deliver their script to the directors and cast by 8am the next morning; the directors and actors then have the day to rehearse.  24 hours from the start of the process, audience members will be treated to a variety of new and unique shows.  Plays and performers will be adjudicated by a panel including Coralville Mayor Jim Fausett, CCPA Managing Director Megan Flanagan, and director/producer Christopher Okiishi, with awards presented for performers, playwrights, and directors.  Tickets are $8, call 319-248-9370 to order.   UI International Programs presents WorldCanvass® this Friday, September 20, from 5:00 – 7:00 p.m. Join host Joan Kjaer as she blends discussions of culture, history, literature, language, politics and art with live musical performances, all in an effort to illustrate and illuminate the complexities that make us distinct from one another while celebrating our common humanity.  WorldCanvass® is held once a month before a live audience in the Senate Chamber of the historic Old Capitol Museum on the campus of the University of Iowa. Joan Kjaer hosts the series and, with her guests, explores topics that are international in scope and central to our understanding of how individuals fit into the global landscape. The programs are recorded by the Hawkeye Network for statewide broadcast over Iowa cable television systems and KRUI radio. All programs are archived on the International Programs website and the Public Radio Exchange, and are available as podcasts on iTunes. WorldCanvass programs are free and open to the public.