Bagan’s pagoda-studded landscape is a history-lover’s wonderland and a highlight of travel to Southeast Asia. The archeological site a testament to the powerful kingdom that once presided over ancient Myanmar. Bagan’s 26 square miles seem to extend as far as the eye can see. Its towering stupas—numbering in the thousands and scattered about the Bagan plane—rise out of the dense jungle, as if piercing the sky. Bagan isn’t exactly a household name, but it is one that should be on your radar if you’re a lover of ancient history. The…