It is subjective to determine which city is more beautiful, as beauty is often in the eye of the beholder. Both Belfast and Jerusalem are unique cities with their own individual histories, cultures, and attractions. Belfast is the capital of Northern Ireland and is known for its rich history, culture, and architecture. It is home to a number of cultural and historical attractions, such as the Titanic Belfast museum and the Ulster Museum, as well as a vibrant arts scene. Jerusalem is one of the oldest and most culturally significant cities in the world, and is considered a holy city by Jews, Christians, and Muslims. It is home to a number of important religious sites, such as the Western Wall, the Church of the Holy Sepulchre, and the Dome of the Rock, as well as a number of museums and cultural institutions. Ultimately, it is up to the individual to decide which city they find more beautiful based on their personal preferences and interests.