diff --git a/website/sidebars.json b/website/sidebars.json
index 9aab0f17..2534a148 100644
--- a/website/sidebars.json
+++ b/website/sidebars.json
@@ -1,7 +1,7 @@
 {
   "docs": {
     "Introduction": ["why_pytorch3d"],
-    "Data": ["meshes_io", "datasets", "batching"],
+    "Data": ["io", "meshes_io", "datasets", "batching"],
     "Ops": ["cubify"],
     "Visualization": ["visualization"],
     "Renderer": ["renderer", "renderer_getting_started", "cameras"]
diff --git a/website/tutorials.json b/website/tutorials.json
index 61e925fa..d33e6f57 100644
--- a/website/tutorials.json
+++ b/website/tutorials.json
@@ -24,6 +24,12 @@
       }, {
        "id": "camera_position_optimization_with_differentiable_rendering",
        "title": "Camera Position Optimization with Differentiable Rendering"
+       },{
+       "id": "fit_textured_volume",
+       "title": "Fit a volume via raymarching"
+       },{
+       "id": "fit_simple_neural_radiance_field",
+       "title": "Fit a simplified NeRF via raymarching"
       }
    ],
    "Dataloaders": [