On a rainy afternoon in Lisbon, visiting a museum is a great way to spend your time. Lisbon is home to several world-class museums that offer a fascinating glimpse into the city's history and culture. The National Museum of Ancient Art is a must-visit, housing an impressive collection of Portuguese art from the Middle Ages to the 19th century. The Calouste Gulbenkian Museum is another popular choice, showcasing a diverse range of art from different periods and regions. Whether you're interested in art, history, or science, Lisbon has a museum to suit every taste.