In fact, some of them have grown to be massive megacasinos over the years, with impressive size, beautiful decor, and a mindblowing number of games. There are still thousands of them around the world, and they see massive amounts of money pass through them every day. In fact, land-based casinos are thriving, and for a good reason: Only land-based casinos can offer that classic casino experience. Despite the popular belief that land-based casinos (or brick-and-mortar casinos, as they are also known) are losing their relevance in favor of online gambling platforms, this could not be further from the truth.