Belgium: August 2014
The couple attended a WWI commemoration service at the St. Symphorien cemetery near Liege, along with Prince Harry.
St Vincent and the Grenadines: 2012, 2013, 2014, 2015
The Caribbean archipelago contains Mustique, the privately owned island that has been a Middleton favorite for over a decade. Kate's family head over every year to celebrate Carole's birthday on Jan. 31, and Kate has been each year since her wedding. She and George went without William in 2014 because he was taking an agricultural course back home.
The Seychelles: May 2011
The Indian Ocean favorite was where the couple took a postsplit make-or-break holiday back in 2007, and they returned to North Island for their honeymoon.
Australia: April 2014
Prince George made a public appearance at Sydney Zoo, while Kate and William visited the Blue Mountains and Uluru. They also visited a livestock fair where Kate joked that William could use a toupee made from alpaca wool.
