"Journey to Parnassus. Numantia (tragedy) and Agreement with Argel (comedy)" are the works of the famous Spanish writer Miguel de Cervantes Saavedra. In "Journey to Parnassus" he recreates the fictional world of Mythology and Literature, in which the writer himself meets poets of the past and present, and communicates with them about poetic art. This is a work that combines fantasy and realism, a deep understanding of poetic creativity and sharp humor. "Numantia" is a tragedy that reflects the heroic character of the inhabitants of the city of Numantsia in their fight against the Roman conquerors. This is a dramatic work that reveals the themes of war, heroism and human strength in the face of great trials. "Agreement with Algiers" is a comedy that depicts the difficult relationship between Christians and Muslims in the Algerian port of Algiers. Through comic situations and endings, the author satirizes military conflicts and religious contradictions. These works of Miguel de Cervantes Saavedra impress with their depth, humor and ability to recreate complex human relationships through the prism of literature.