Greater Cleveland Aquarium — 10 a.m. to 6 p.m. daily, last admission is at 5 p.m., Nautica Entertainment Complex, 2000 Sycamore St., Cleveland. Features more than 40 tanks of all sizes, which are home to thousands of living creatures including the Ohio brook trout, ferocious piranhas and sand tiger sharks that measure more than 7 feet. $21.95, $15.95 ages 2-12. www.GreaterClevelandAquarium.com.
The Copley Creekside Farmers Market — 3-7 p.m. today, 1265 S. Cleveland-Massillon Road, Copley Township. For more information, go to www.copleycreeksidefarmersmarket.com.
Uniontown Lions Festival — 6:30-11 tonight-Saturday at Uniontown Elementary School, 13244 Cleveland Ave. Free. For more information, call 330-699-2333.
In Sync presents Rhythm Through the Decades — 6:30 tonight, LifeCenter Plus Health and Fitness Club, 5133 Darrow Road, Hudson. The show marks the synchronized swimming team’s annual summer performance. 330-655-2377, ext. 125.
Author Visit — 3 p.m. Friday at the Learned Owl Book Shop, 204 N. Main St., Hudson. Barbara Gregorich will sign copies of her new book, Jack and Larry. 330-653-2252.
Polish American Club Fish Fry — 4:30-8 p.m. Friday at the Polish American Club, 472 E. Glenwood Ave., Akron. Starting at $5. 330-253-0496.
Voices in the Valley — 5-8 p.m. Friday, patio of the historic G.A.R. Hall, 1785 Main St., Peninsula. Featuring music by Cathy Miller and Michael Grady and a wine bar. www.peninsulahistory.org.
Civil War Re-enactment — 6 p.m. Friday, 10 a.m. to 5 p.m. Saturday and Sunday at Hale Farm & Village, 2686 Oak Hill Road, Bath Township. Guests will meet soldiers and civilians, hear the sounds of battle, smell the gunpowder, shake hands with President Abraham Lincoln and more. $10, $5 ages 3-12, free for children under 2. 330-666-3711 or www.halefarm.org.
A New Adventure Widows & Widowers social group — 7:30 a.m. Saturday at Eat ’N Park, 200 Howe Ave., Cuyahoga Falls. A social group for widows and widowers. For more information, call 330-929-5430 or 330-630-9275.
Unattached Seniors— 9 a.m. Saturday at the Waterloo Restaurant, 423 E. Waterloo Road, Akron. 330-644-6624.
A New Beginning Social Group for Widows and Widowers — 9 a.m. Saturday at 3 Sons Restaurant, 3725 Cleveland-Massillon Road, Norton. 330-745-6239 or 330-388-0463.
17th annual Amish-English Flea Market — 9 a.m. Saturday at the Homerville Community Center, state Route 301. Amish and English vendors will be on hand. Parking is $1. For more information, call 330-625-2772.
2012 Fall Introduction to Rowing Class — 9 a.m. to noon or noon to 3 p.m. Saturday at the Boathouse & Dock, Craftsmen Park, 4450 Rex Lake Drive, New Franklin. The Portage Lakes Rowing Association will teach a class on the basic idea and principles behind rowing and rower safety. $50. For more information, go to www.portagelakesrowing.com.
Amy Johnson Crow presents Discovering Your Civil War Ancestors — 9:30 a.m. to 4:30 p.m. Saturday at the Akron-Summit County Public Library, 60 S. High St., Akron. Daylong program will aid Civil War enthusiasts, local historians and genealogists in research. Free. To sign up, call 330-643-9030. For more information, go to http://sc.akronlibrary.org.
Widows & Widowers (SOS) Starting Over Socially Brunch and Dominoes — 10 a.m. Saturday at Perkins, 4896 Everhard Road, Jackson Township. Participants pay for their meals. For information, call Norma at 330-452-5889 or Bernie at 330-477-5325.
Family Fun Fest — 10 a.m. to 2 p.m. Saturday in downtown Massillon. Fun Fest is centered at First Street and Lincoln Way East and on the lawn of the Massillon Museum. For more information, call 330-833-4061 or go to www.massillonmuseum.org.
Festa Italiana — Noon to 11 p.m. Saturday on the square in downtown Wooster. Daytime and evening performers, food, beer garden, homemade wine competition, games, vendors, cooking demonstration, children’s corner and more. Free admission. 330-317-5829, www.festaitalianawooster.com.
Author Visit — 1 p.m. Saturday at the Learned Owl Book Shop, 204 N. Main St., Hudson. Richard Teleky and his pug, Zoli, will introduce Teleky’s book of essays, The Dog on the Bed: A Canine Alphabet. 330-653-2252.
Kent’s ninth annual Old Fashioned Ice Cream Social — 1-4 p.m. Saturday at Howetown Bank Plaza, Main and Water streets, downtown Kent. Ice cream at 25 cents a scoop, free ice cream for senior citizens, magic by Tom Craven, musical performance by the Fast Molasses. 330-673-4970.
Copley Historical Society Open House — 1-4 p.m. Saturday at the Train Depot, 3772 Copley Road.
NASA Astronaut Meet and Greet and Autograph Signing — 2 p.m. Saturday, Great Lakes Science Center, 601 Erieside Ave., Cleveland. NASA astronaut Gregory H. Johnson will give a talk, The Curiosity Rover: NASA’s Latest Mars Mission, and show images from the rover’s recent landing. Talk will be followed by a meet and greet. Free with paid admission. Presentation and autograph signing is first-come, first-served at 216-694-2000, www.GreatScience.com.
Bluegrass Saturday Nights— 7-11 p.m. Saturday at Homerville Community Center, state Route 301, Homerville. All pickers welcome; open stage and jam rooms. Information, 330-416-2222.
Hudson Stamp Show — 10 a.m. to 4 p.m. Sunday at the Clarion Inn, 6625 Dean Memorial Parkway, Hudson. Seven stamp dealers buying and selling stamps, covers and postcards. Free. 330-832-5992.
Friends of Rodman Public Library Annual Used Book Sale — 2-5 p.m. Sunday, 9 a.m. to 8 p.m. Monday-Wednesday at the Rodman Public Library, 215 E. Broadway, Alliance. 330-821-2665.
FolkNite — 7:30-10 p.m. Sunday at the Peninsula Art Academy, 1600 Mill St. W. Acoustic open jam with Greg Canda. 330-657-2248.
Riverfront Cruise-In — 5-9 p.m. Mondays through October, Falls River Square, Cuyahoga Falls. Featuring car show, food, music and more. Free parking and admission. www.cityofcf.com.
Tales in Thyme Outdoor Storytelling — 10 a.m. Tuesday at the Hoover Historical Center, 1875 E. Maple St., North Canton. Storytelling geared for children from 3-7 years of age. Free. 330-499-0287.
Carovillese Club Spaghetti Dinner — 4-7:30 p.m. Tuesday at the Carovillese Club, 570 E. Cuyahoga Falls Ave., Akron. $6 to $8.25. 330-929-6767.
Musical Open Mic — Sign-up begins at 6:30 p.m. every Tuesday at Erewhon Gallery & Studios, 111 N. Main St., Akron, above the Northside bar. 330-920-4221. Free.
Free Outdoor Fitness Class — 11:30 a.m. to 1 p.m. Wednesday at Cascade Plaza, South Main Street, Akron. The classes feature gentle stretching, martial arts movements and qigong breathing to help de-stress and re-energize. For more information, call 330-945-5533.
A New Adventure Widows and Widowers social group — 5:30 p.m. Wednesday. A social group for Widows and Widowers meets for dinner and conversation. Please call for location, 330-630-9275 or 330-929-5430.
Rock and Roll Night School: The Road to the Dead: The Grateful Dead and Their Musical Roots — 7 p.m. Wednesday at the Rock and Roll Hall of Fame and Museum’s Foster Theater, 1100 Rock and Roll Blvd., Cleveland. Class will explore the musical and philosophical roots of the Grateful Dead. Free. Seating available on a first-come, first-served basis.
11th annual FunFest — 6-10 p.m. Aug. 16-18 and 4-8 p.m. Aug. 19 at the Queen of Heaven Church, 1800 Steese Road, Green. There will be food, diner specials, baked goods, live bands, entertainment, rides, the Magical Train, a casino, and midway games for all ages. A KIDSCorner will have games for children 6 or younger. For more information, call 330-896-2345 or go to www.queenofheavenparish.org/funfest.htm.