The image displays an interior section of a pedestrian underpass in Plovdiv, Bulgaria, located within the subway system connecting to the Roman Stadium at the junction of Knyaz Alexander I and Tsar Boris III Obedinitel Blvd

The image displays an interior section of a pedestrian underpass in Plovdiv, Bulgaria, located within the subway system connecting to the Roman Stadium at the junction of Knyaz Alexander I and Tsar Boris III Obedinitel Blvd. The scene features a large, horizontally oriented mural situated on a curved wall segment above a passage opening. The ceiling is a dark grey, equipped with multiple horizontal fluorescent tube light fixtures. A green "EXIT" sign with white text is visible on the upper right side of the ceiling. The mural itself portrays a stylized, futuristic city environment characterized by a color scheme of purples, blues, and oranges. On the left, an anthropomorphic grey wolf character is depicted from the chest up, facing slightly right. It wears orange-framed rectangular glasses and a blue and orange garment. Behind the wolf and extending across the mural are abstract, angular buildings with neon-like blue and orange accents. A prominent, glowing white geometric symbol, composed of overlapping triangles, is positioned in the upper left-center of the mural. On the right side of the mural, the text "DELTA SOURCE" is rendered in a stylized, glowing white block font. Below the mural, a thick, light-colored concrete beam forms the top of an archway or passage leading into a dimly lit interior space. The visible lower walls of the underpass are a light beige or off-white color. A dark, framed object is discernible on a distant wall within the passage. No human figures are present in the image.