#videowall could be an answer to your need. A video wall consist several number of #videowalldisplay screens, panel or ultra narrow bezel TV put together side by side and ontop of each other to become a much larger screen.
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While normal LED screen can be used, usually you would want to use a specialised screen with a narrow bezel-to-bezel (screen border). The narrower the bezel, the more expensive the LED TV. Since the the videowall will be operating in a long duration, a more durable commercial display is preffered to avoid any downtime. Video wall configuration must be supported by the hardware screen display or/and by dedicated video wall software.