Iola Car Show & Swap Meet – Be a part of one of America’s Largest Car Show & Swap Meet! Always held the 2nd weekend in July with 2,500 Show Cars, 4,428 Swap Spaces, 1,000 Car Corral Spaces, 1,600 Camping Spaces, Free Parking & Shuttles, $15/daily, $23/weekly, children 12 & under are free.