Around Québec City-"Québec City remains the only fortified city in North America north of Mexico, and the 4.6 km of walls that encircle the Old City are a UNESCO World Heritage site." (Google AI). Image above a gate. The Citadelle of Québec. The Parliament of the province of Québec. The Parliament of the province of Québec. The flag with four with fleurs-de-lis symbolizing purity against a blue field symbolizing heaven. Post Office. Architecture. Architecture. Architecture.