Montreal's Notre-Dame Basilica is a pinnacle of North American Gothic architecture. Completed in 1829, this religious landmark, with its twin towers, flying buttresses, and pointed arched portico, evokes the majestic silhouette of a medieval castle. Its deep blue dome is adorned with golden stars, its carved walnut altar is covered in 24-karat gold leaf, and its 7,000-pipe organ and stained glass windows weave sacred music. Witnessing both Celine Dion's wedding and the state funeral of a former Canadian prime minister, its AURA light show, a 45-minute spectacle, juxtaposes 19th-century stonework with digital art, creating a magical space-time experience. From its stained windows in the morning light to its nighttime spectacle of sound and light, this "Little Notre-Dame" remains a timeless landmark where faith and art intertwine.