diff --git a/cenario_campo_gramado.jpg b/cenario_campo_gramado.jpg
new file mode 100644
index 0000000..2f9f7b1
Binary files /dev/null and b/cenario_campo_gramado.jpg differ
diff --git a/public/cenario_campo_gramado.jpg b/public/cenario_campo_gramado.jpg
new file mode 100644
index 0000000..2f9f7b1
Binary files /dev/null and b/public/cenario_campo_gramado.jpg differ
diff --git a/src/components/three/ModelViewer.tsx b/src/components/three/ModelViewer.tsx
index 2e1d411..01ca07c 100644
--- a/src/components/three/ModelViewer.tsx
+++ b/src/components/three/ModelViewer.tsx
@@ -1431,14 +1431,13 @@ function WalkEnvironment() {
 
   return (
     <group>
-      {/* Realistic blue sky with some clouds/haze */}
-      <Sky sunPosition={[100, 20, 100]} turbidity={0.1} rayleigh={0.5} mieCoefficient={0.005} mieDirectionalG={0.8} />
-      {/* Background HDRI provides distant trees, mountains, houses on the horizon */}
-      <Environment preset="park" background />
-      {/* Infinite walkable grass floor */}
+      {/* Cena com a imagem fornecida pelo usuário mapeada no horizonte em 360 graus */}
+      <Environment files="/cenario_campo_gramado.jpg" background />
+      
+      {/* Piso invisível apenas para receber as sombras dos modelos sobre a grama da foto */}
       <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, gridY - 0.01, 0]} receiveShadow>
         <planeGeometry args={[1000, 1000]} />
-        <meshStandardMaterial color="#4ade80" roughness={0.9} metalness={0.1} />
+        <shadowMaterial opacity={0.5} />
       </mesh>
     </group>
   );