History at Black Hawk State Historic Site, Beth Carvey (Eagle View Group Sierra Club meeting)
7 p.m., Moline Public Library, 3210 41st St. Free. (309) 762-0609, molinelibrary.com.

Quad Cities Farm and Equipment Show
9 a.m.-5 p.m. today; 9 a.m.-3 p.m. Tuesday, QCCA Expo Center, 2621 4th Ave., Rock Island. Free. (309) 788-5912, qccaexpocenter.com.

"Diary of a Wimpy Kid: Dog Days" (film) and lunch
11 a.m.-1:30 p.m., River Valley Library, 214 S. Main St., Port Byron. Free. (309) 523-3440, rivervalley5@mchsi.com, rivervalleylibrary.org.

Quad Cities Inaugural Ball (Anthony Catalfano, The Funktastic 5)
6 p.m.-midnight, RiverCenter, 136 E. 3rd St., Davenport. $40. (563) 505-0183, qcobamaball@gmail.com, riverctr.com.

"Rome: Caesarion" (Independent and International Film Series)
7 p.m., Olin Auditorium, Augustana College, 733 35th St., Rock Island. Free. (309) 794-7721, augustana.edu.

Mississippi Valley Country and Western Music Association jam session
6-10 p.m., American Legion Post 227, 829 16th Ave., East Moline. $2 nonmembers. (309) 755-7908, home2hawks@yahoo.com.

Dr. Martin Luther King Jr. Memorial Service and awards celebration
9-10:30 a.m., Martin Luther King Community Center, 630 Martin Luther King Drive, Rock Island. (309) 732-2999, rigov.org/index.aspx?NID=91.

Augustana Band Festival Finale Concert
6:30 p.m., Centennial Hall, Augustana College, 3703 7th Ave., Rock Island. Free. (309) 794-7306, augustana.edu.

What's My Mission Now? (Career development for veterans)
2:30-5 p.m., Adler Health Education Center, Genesis Medical Center, 1236 E. Rusholme St., Davenport. Free. (563) 888-3200, genesishealth.com.

"Trollhunter" (film)
7 p.m., Viking Club, 1450 41st St., Moline. Free. (563) 340-6020, molinevikings.org.

Martin Luther King Day Celebration: The Legacy Continues (Poetry, stories, music, dance)
2-3:30 p.m., Community Stage, River Music Experience, 129 Main St., Davenport. Free. (309) 373-0790, nlaw10000@aol.com, rivermusicexperience.org.

Great Disruption: Why the Climate Crisis will bring on the End of Shopping and the Birth of a New World (Eagle View Group Sierra Club)
6 p.m., Moline Public Library, 3210 41st St., Moline. Free. (309) 762-0609, molinelibrary.com.

Martin Luther King Jr. Celebration
10 a.m., United Neighbors, 808 N. Harrison St., Davenport. (563) 322-7363, unitedneighbors.com.