An indoor room, likely a workshop or educational setting, is depicted in Pravets, Bulgaria

An indoor room, likely a workshop or educational setting, is depicted in Pravets, Bulgaria. Two black Creality Ender series 3D printers are centrally positioned on a light-colored wooden desk in front of a window with horizontal white blinds. On the left, a 3D printer features a transparent spool of black filament mounted above it, with the filament feeding into the print head assembly that includes a red clip. Its digital control panel with a rotary knob is located to its right. An unwound spool of dark filament rests on the windowsill behind this printer. On the right, an identical 3D printer is present, topped with a transparent spool of bright yellow filament actively feeding into its print head. Its control panel is positioned to the far right on the desk. A black-handled spatula or scraper tool lies on the desk surface between the two printers' control panels. Various power cables and adapters are visible along the windowsill behind the setup. Below the desk, a metal wire rack holds multiple smaller spools of filament in assorted colors. A cardboard box rests on the light brown wooden laminate floor beneath the rack. The outdoor view through the partially open blinds shows an overcast sky, green trees, and distant building structures. On the far right, the upper torso and arm of an individual wearing a white hoodie and dark undershirt are partially visible, seated in a yellow bean bag chair.