Peru’s 4,000‑Year‑Old citadel Now open to tourists
The citadel of Penico, now opened to the public, was built in Peru nearly 4,000 years ago – Copyright AFP JUSTIN TALLISCarlos MANDUJANOTo the music of conch shell trumpets, a 3,800-year-old citadel of the Caral civilization one of the oldest in the world opened its doors to visitors in Peru on Sat