Coliseum Collectibles Expo is a collectibles show held at Schertz Civic Center in Schertz, just outside San Antonio. Shows like this are a great way to browse for hidden treasures, chat with fellow fans and hunt for that one missing piece in your collection. Expect a lively mix of vendors and enthusiasts swapping stories and finds under one roof. Whether you're a longtime collector or just curious about what people are digging up these days, it's a fun, low-pressure way to spend a day.