The Palace of Monserrate is widely considered one of the most "worth it" hidden gems in Sintra, Portugal. While crowds flock to the Pena Palace and Quinta da Regaleira, Monserrate offers a peaceful "oasis" of Neo-Gothic, Indian, and Moorish architecture. The palace is famous for its intricate pink "lace" stucco work and the stunning rose marble gallery that runs the length of the building. In 2026, it is highly praised by travelers who prefer refined detail over massive scale. The surrounding botanical park is equally impressive, featuring a "Fern Valley," an "English Garden," and even an artificial waterfall. Because it is located about 4km from the main town center, it receives a fraction of the tourists, making it much easier to photograph. It is particularly worth it for those who appreciate "Romanticism" and want to explore a UNESCO World Heritage site without the 2-hour wait times found elsewhere in the Sintra hills.