KEY POINTS
  • On its Best in Travel 2020 list, Lonely Planet picked Salzburg, Austria as the number-one city to visit next year, ranking Washington, D.C. second and Cairo, Egypt third.
  • Italy continues its reign as the favorite place to go, according to global luxury travel network Virtuoso, while Croatia heads the list of emerging destinations.
  • Destinations topping Fodor's list in the United States and Canada are Athens, Georgia; Baltimore, Maryland; and Newfoundland, Canada.
Sunset over the Grand Canyon.

If traveling to charming and culturally diverse destinations is on your to-do list for the new year and the fresh decade, then keep this list handy.

CNBC reviewed a handful of the many "best places to go" lists issued around this time of year and asked travel industry experts for advice on the best times and reasons to visit certain cities.