The image displays a vertically oriented framed poster centered on a light-colored wall in Sofia, Bulgaria

The image displays a vertically oriented framed poster centered on a light-colored wall in Sofia, Bulgaria. The poster features a geometric abstract design on a dark navy background. White text at the bottom left reads "GEO METRICA" in a large, bold, sans-serif font, with "POSTER No 02" in a smaller font beneath it. The design comprises various colored geometric shapes including a white asterisk, an orange circle, a white rectangle, a large cream curved shape, a yellow curved shape, a light blue circle, an orange triangle, a white four-pointed star, a light blue rounded rectangle, an orange rounded rectangle, a yellow rectangle, and a light blue half-circle. The poster is contained within a thin white frame. Above the poster, three rectangular devices are mounted on the wall. From left to right, these include a vertical cream-colored unit with a black horizontal slit, a transparent unit displaying internal circuitry with a red indicator light, and a cream-colored unit with a single black circular indentation. No people are visible.