Round natural gas fire pits will fit almost anywhere in your dream backyard. Backyard Flame has a humongous selection of round gas fire pits ranging from under 30 inches and as large as 90 inches. Wow that's a lot of inches. Any way, natural gas fire pits include a lot of different and unique styles as well as a wide range of sizes. You need to pick one of our round gas fire pit tables to build your dream backyard around. Natural gas fire pits choices include some very modest fire pits up to some very luxurious designs.