Since the culmination of "Project 70," Charles's transition to a more king-like role on his 70th birthday in November 2018, he'll continue to ramp up appearances and travel both with and without Camilla in the coming year.
In addition to more royal responsibilities, they'll most likely attend the christening of Prince Harry and Meghan Markle's first child, who is due in the Spring, plus make their usual visits to Scotland in January and August.