diff --git a/navipy/resources/gridforest.csv b/navipy/resources/gridforest.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b8b3068c5f9aff71f8a7deb7ac3a90326a760f78
--- /dev/null
+++ b/navipy/resources/gridforest.csv
@@ -0,0 +1,103 @@
+,location,location,location,xyz,xyz,xyz
+,x,y,z,alpha_0,alpha_1,alpha_2
+id,,,,,,
+1,-0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+2,-0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+3,0.0,-0.5,3.0,1.5707963267948966,0.0,0.0
+4,0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+5,0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+6,-0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+7,-0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+8,0.0,-0.25,3.0,1.5707963267948966,0.0,0.0
+9,0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+10,0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+11,-0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+12,-0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+13,0.0,0.0,3.0,1.5707963267948966,0.0,0.0
+14,0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+15,0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+16,-0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+17,-0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+18,0.0,0.25,3.0,1.5707963267948966,0.0,0.0
+19,0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+20,0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+21,-0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+22,-0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+23,0.0,0.5,3.0,1.5707963267948966,0.0,0.0
+24,0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+25,0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+26,-0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+27,-0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+28,0.0,-0.5,3.0,1.5707963267948966,0.0,0.0
+29,0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+30,0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+31,-0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+32,-0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+33,0.0,-0.25,3.0,1.5707963267948966,0.0,0.0
+34,0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+35,0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+36,-0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+37,-0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+38,0.0,0.0,3.0,1.5707963267948966,0.0,0.0
+39,0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+40,0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+41,-0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+42,-0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+43,0.0,0.25,3.0,1.5707963267948966,0.0,0.0
+44,0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+45,0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+46,-0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+47,-0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+48,0.0,0.5,3.0,1.5707963267948966,0.0,0.0
+49,0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+50,0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+51,-0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+52,-0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+53,0.0,-0.5,3.0,1.5707963267948966,0.0,0.0
+54,0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+55,0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+56,-0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+57,-0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+58,0.0,-0.25,3.0,1.5707963267948966,0.0,0.0
+59,0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+60,0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+61,-0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+62,-0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+63,0.0,0.0,3.0,1.5707963267948966,0.0,0.0
+64,0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+65,0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+66,-0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+67,-0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+68,0.0,0.25,3.0,1.5707963267948966,0.0,0.0
+69,0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+70,0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+71,-0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+72,-0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+73,0.0,0.5,3.0,1.5707963267948966,0.0,0.0
+74,0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+75,0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+76,-0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+77,-0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+78,0.0,-0.5,3.0,1.5707963267948966,0.0,0.0
+79,0.25,-0.5,3.0,1.5707963267948966,0.0,0.0
+80,0.5,-0.5,3.0,1.5707963267948966,0.0,0.0
+81,-0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+82,-0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+83,0.0,-0.25,3.0,1.5707963267948966,0.0,0.0
+84,0.25,-0.25,3.0,1.5707963267948966,0.0,0.0
+85,0.5,-0.25,3.0,1.5707963267948966,0.0,0.0
+86,-0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+87,-0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+88,0.0,0.0,3.0,1.5707963267948966,0.0,0.0
+89,0.25,0.0,3.0,1.5707963267948966,0.0,0.0
+90,0.5,0.0,3.0,1.5707963267948966,0.0,0.0
+91,-0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+92,-0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+93,0.0,0.25,3.0,1.5707963267948966,0.0,0.0
+94,0.25,0.25,3.0,1.5707963267948966,0.0,0.0
+95,0.5,0.25,3.0,1.5707963267948966,0.0,0.0
+96,-0.5,0.5,3.0,1.5707963267948966,0.0,0.0
+97,-0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+98,0.0,0.5,3.0,1.5707963267948966,0.0,0.0
+99,0.25,0.5,3.0,1.5707963267948966,0.0,0.0
+100,0.5,0.5,3.0,1.5707963267948966,0.0,0.0
diff --git a/navipy/resources/rebuild_db.sh b/navipy/resources/rebuild_db.sh
new file mode 100644
index 0000000000000000000000000000000000000000..957282907677def969879d483a9452693c1aaf3a
--- /dev/null
+++ b/navipy/resources/rebuild_db.sh
@@ -0,0 +1,28 @@
+#! /bin/bash
+log_file='./rebuild_db_log.log'
+# Path are relative to the current folder
+# because we want to rebuild resources
+# that are used in unit testing and the documentation
+
+#-----
+# Rebuild first database
+#-----
+db_filename='./database.db'
+blender_world='./twocylinders_world.blend'
+blender_config='./configs/BlenderOnGridRender.yaml'
+# move file just in case
+mv $db_filename $db_filename'.old'
+# run command
+blendongrid --blender-world $blender_world --config-file $blender_config --output-file $db_filename --logfile $log_file -vvv
+
+#----
+# Rebuild second database
+#----
+db_filename='./database2.db'
+blender_world='./forest_world.blend'
+blender_config='./configs/BlenderRender.yaml'
+traj_file='./gridforest.csv'
+# move file just in case
+mv $db_filename $db_filename'.old'
+# run command
+blendalongtraj --blender-world $blender_world --config-file $blender_config --output-file $db_filename --trajectory $traj_file --logfile $log_file -vvv