diff --git a/backend/src/main.py b/backend/src/main.py
index 2cc558f..9961178 100644
--- a/backend/src/main.py
+++ b/backend/src/main.py
@@ -134,5 +134,10 @@ def get_landmark(landmark_uuid: str) -> Landmark:
         landmark = cache_client.get(f"landmark_{landmark_uuid}")
         return landmark
     except KeyError as exc:
-        raise HTTPException(status_code=404,
-                            detail="Landmark not found") from exc
+        raise HTTPException(status_code=404, detail="Landmark not found") from exc
+    except ConnectionError as exc:
+        raise HTTPException(status_code=503, detail="Service unavailable") from exc
+    except TimeoutError as exc:
+        raise HTTPException(status_code=504, detail="Request timed out") from exc
+    except Exception as exc:
+        raise HTTPException(status_code=500, detail="An unexpected error occurred") from exc