Picture this: a flurry of hooves, the crack of mallets, riders in flowing white uniforms, and a spirited crowd cheering. Polo sometimes misplaced as mere game of leisure for the opulent. But its history tells a different story, one that's more about valor, teamwork, and now celebration in the heart of Lagos, Nigeria. Hold your horses! (See what I did there?) Polo's roots go back 2,000 years, not in posh…