updated 04/15/2013 AT 11:15 AM ET
•originally published 04/15/2013 AT 11:45 AM ET
The former That ’70s Show costars toured Bruges, Belgium on Sunday morning in a horse-drawn carriage to take in the cobblestone streets and ancient bridges.
“They seemed very much in love,” Christine Rohart, sales manager of the Hotel Montanus, tells PEOPLE. “They were holding hands, they were giving kisses to each other.”
A day prior, Kutcher, 35, and Kunis, 29, explored the city on foot, stopping into the local market and famous chocolate shops just before enjoying a meal at the triple-Michelin starred Carmelite restaurant.
“Mila ate a local dish called Hoppescheuten, which she had never heard of but wanted to try,” a source tells PEOPLE. “She just thought ‘why not?’ and thought it was wonderful.”
The source adds: “Ashton ate a special seven course menu that cost 210 euros. It is a very famous menu, where the main dish is rabbit with prunes. It is classic food but with a modern dish.”