The 5th Annual Principal Park Concourse Extravaganza takes place at Principal Park in Des Moines, Iowa on Saturday, June 13, 2026. Doors open at 10:30 AM and the event runs until 3:30 PM. This multi-day convention features sports cards, panels, cosplay, and vendor booths.
This convention in Des Moines, Iowa brings together fans, vendors, and creators. Expect vendor booths, panels, cosplay, and opportunities to meet special guests. Featured categories include sports cards. Doors open on Saturday, June 13 at 10:30 AM. No registration is required — just show up. The event is held at Principal Park. We recommend arriving 15–20 minutes early, especially if this is your first time visiting.
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