The Sé Catedral de Nossa Senhora da Assunção, located in Lisbon, Portugal, is a prominent Roman Catholic cathedral and the oldest church in the city. Built in the 12th century, it showcases a mix of architectural styles, primarily Romanesque and Gothic. The cathedral is dedicated to the Assumption of the Virgin Mary and serves as the seat of the Archbishop of Lisbon. The cathedral features impressive elements such as its grand façade, beautiful rose window, and a stunning interior with chapels and altars. Visitors can explore the cloister, which houses archaeological artifacts, and enjoy panoramic views of Lisbon from the nearby terrace.