The "Golden Triangle of Art" refers to a cultural route in Madrid, Spain, that connects three major art museums: the Prado Museum, the Reina Sofía Museum, and the Thyssen-Bornemisza Museum. This triangle is renowned for its extensive collections, showcasing works from various periods, including the Renaissance, Baroque, and modern art. Visitors to the Golden Triangle can explore masterpieces by famous artists such as Velázquez, Goya, and Picasso. The proximity of these museums allows art enthusiasts to experience a rich tapestry of artistic history in a single day, making it a must-visit destination for anyone interested in art and culture.