Nana Princess Resort Antonios Karatzis Shows How Crete Luxury Hospitality Is Done 5 years ago Argophilia introduces readers to Antonios Karatzis and the crown jewel of his growing company, Nana Princess Suites, Villas, and Spa. Crete’s Nana Princess Snags TÜV Austria “COVID Shield” Designation 6 years ago Karatzis Group's “Nana Princess Suites Villas & Spa” has received the designation "COVID Shield" by TÜV AUSTRIA. The Coming Crete 2020 Season Is Shaping Up Amazingly – Really 6 years ago Next year promises amazing adventures for shaping up and soothing out in the great outdoors of Crete Island.