Malolos Cathedral, officially known as the Cathedral-Basilica of the Immaculate Conception, is located in Malolos City, Bulacan, Philippines. It was originally built in 1580 and has undergone several renovations over the years. The cathedral is known for its beautiful neoclassical architecture and serves as the seat of the Diocese of Malolos. The cathedral played a significant role during the Philippine Revolution and was the site of the first Philippine Republic's inauguration in 1899. It is a popular destination for both locals and tourists, attracting visitors with its historical significance and stunning design.