LUXEMBOURG 🇱🇺 mini 3D oil painting cityscape 🎨 for day 7 of #citytober2025 art challenge 💫 “Neimënster Abbey view in Luxembourg” Oil on mini 3D canvas 10x10 cm | 4x4 in Original available ✨DM to purchase #luxembourgcity #minipaintings #peintureàlhuile #impastopainting #originaloilpainting #monaedulesco #artchallenge2025