The Convento de las Trinitarias Descalzas de San Ildefonso in Madrid is a historically significant convent known not only for its religious importance but also as the final resting place of Miguel de Cervantes, author of "Don Quixote." This quiet sanctuary, hidden within the bustling city, features stunning baroque architecture and offers a peaceful retreat for reflection and admiration.

Best Time/Season to Visit:
The convent is a place of active worship and quiet contemplation, open to the public during religious services and special open days, which are ideal times for visitation.