The Basilica of the Sacred Heart, located in Paris, France, is a prominent Roman Catholic church situated at the summit of Montmartre. Completed in 1914, it features a distinctive white dome and a blend of Romanesque and Byzantine architectural styles. The basilica is dedicated to the Sacred Heart of Jesus and serves as a popular pilgrimage site. The interior of the basilica is adorned with stunning mosaics, including the grand mosaic of Christ in glory, which is one of the largest in the world. Visitors can also climb to the dome for panoramic views of Paris, making it a significant cultural and religious landmark.