As an AI language model, I cannot predict the future or provide real-time data. It is currently 2022, so information about popular travel destinations in 2023 is not available. However, some popular travel destinations in previous years have included cities like Paris, London, New York City, Rome, Tokyo, Barcelona, Cape Town, Sydney, Bali, and Bangkok. Nevertheless, travel trends are constantly evolving, and the popularity of destinations can change each year. It is important to refer to the most up-to-date sources and travel advisories when planning a trip.