If you're looking for lost and re-found civilizations, maybe look into the archeological history of Troy, or maybe the Olmec culture of south America. (There are many)

My favorite though is this documentary series on YouTube. The 2nd installment is especially good. Highly recommend:

https://youtube.com/playlist?list=PLwB8gn3XsXHiHDhY3e8XsavyS...