Ivar Zapp is a former professor of design at the architecture school of Universidad de Costa Rica and co-author, with George Erikson, of Atlantis in America^[244] that links Atlantis with the ancient cultures of Central America.

The Amazon customer reviews might be worth a look^(a).

^(a) http://www.amazon.com/Atlantis-America-Navigators-Ancient-World/product-reviews/0932813526