15 Ancient Fortresses built in impossible locations
Throughout history, some civilizations built fortresses in places so remote, treacherous, or inhospitable that their very existence seems improbable. Perched atop sheer cliffs, hidden deep in deserts, or clinging to rugged mountainsides, these strongholds were not only feats of engineering but also statements of dominance and survival. Their locations made them nearly impenetrable to invaders, turning geography into the ultimate defense. Credit to : Top Fives