diff --git a/GeoModelIO/CMakeLists.txt b/GeoModelIO/CMakeLists.txt
index fb4ac93e4853f04b52f6b69e0c6ec4bf944fa5ad..013aed1eb8dfc378ef7c79e1b2beb1dbc2bb2ca5 100644
--- a/GeoModelIO/CMakeLists.txt
+++ b/GeoModelIO/CMakeLists.txt
@@ -10,6 +10,7 @@ add_subdirectory( TFPersistification )
add_subdirectory( GeoModelRead )
add_subdirectory( GeoModelWrite )
add_subdirectory( GeoModelIOHelpers )
+add_subdirectory( GeoModelIOTools )
# Create and install the version description of the project.
include( CMakePackageConfigHelpers )
diff --git a/GeoModelIO/GeoModelIOTools/CMakeLists.txt b/GeoModelIO/GeoModelIOTools/CMakeLists.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ec770e70b5f64461cfb8492c154181161ca0ed5d
--- /dev/null
+++ b/GeoModelIO/GeoModelIOTools/CMakeLists.txt
@@ -0,0 +1,34 @@
+# Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
+
+################################################################################
+# Package: GeoModelIOTools
+# author: Riccardo Maria BIANCHI @ CERN - Nov, 2024
+################################################################################
+
+cmake_minimum_required(VERSION 3.16...3.26)
+
+project(GeoModelIOTools)
+
+# Compile with C++17
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS ON)
+
+# Find the needed dependencies, when building individually
+if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
+ find_package( GeoModelCore REQUIRED )
+ find_package( GeoModelIO REQUIRED )
+ find_package( GeoModelIOHelpers REQUIRED )
+endif()
+
+# Find includes in current dir
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+# Populate a CMake variable with the sources
+set(SRC_PRINTTREE printTree.cpp )
+
+# Tell CMake to create the helloworld executable
+add_executable( printTree ${SRC_PRINTTREE} )
+
+# Link all needed libraries
+target_link_libraries( printTree GeoModelCore::GeoModelKernel GeoModelIO::GeoModelIOHelpers)
diff --git a/GeoModelIO/GeoModelIOTools/printTree.cpp b/GeoModelIO/GeoModelIOTools/printTree.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..3650736ffac09c7d653fd28cac232d7054ff826a
--- /dev/null
+++ b/GeoModelIO/GeoModelIOTools/printTree.cpp
@@ -0,0 +1,115 @@
+// Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
+
+/*
+ * printTree
+ *
+ * Author: Riccardo Maria BIANCHI @ CERN
+ * Created on: Nov, 2024
+ *
+ */
+
+// GeoModel includes
+#include "GeoModelIOHelpers/GMIO.h"
+
+#include "GeoModelKernel/GeoBox.h"
+#include "GeoModelKernel/GeoFullPhysVol.h"
+#include "GeoModelKernel/GeoNameTag.h"
+#include "GeoModelKernel/GeoPhysVol.h"
+#include "GeoModelRead/ReadGeoModel.h"
+
+// C++ includes
+#include <cstdlib> // EXIT_FAILURE
+#include <fstream>
+#include <iostream>
+
+
+int main(int argc, char* argv[]) {
+ if (argc != 2) {
+ fprintf(stderr, "\nERROR!\nUsage: %s <geometry.db>\n\n", argv[0]);
+ return 1;
+ }
+
+ // Get from command-line the input SQLite '.db' file containing the geometry
+ std::string fileName;
+ fileName = argv[1];
+ std::cout << "Using this SQLite '.db' file:" << fileName << std::endl;
+
+
+ // Get the 'world' volume from the GeoModel DB
+ std::cout << "Picking the 'World' volume from the geometry DB file..."
+ << std::endl;
+ const GeoVPhysVol *world = GeoModelIO::IO::loadDB(fileName);
+ if(world == nullptr) {
+ std::cout << "---ERROR! 'World' is a 'nullptr'! exiting...\n\n";
+ exit(1);
+ } else {
+ std::cout << "'World' volume loaded." << std::endl;
+ }
+
+ // --- Reading the properties of the 'world' volume retrieved from the .db file
+ std::cout << "Getting the GeoLogVol used by the 'world' volume"
+ << std::endl;
+ const GeoLogVol* logVol = world->getLogVol();
+ std::cout << "'world' GeoLogVol name: " << logVol->getName() << std::endl;
+ std::cout << "'world' GeoMaterial name: "
+ << logVol->getMaterial()->getName() << std::endl;
+
+ // --- Reading the imported Geometry
+
+ // get number of children volumes
+ unsigned int nChil = world->getNChildVols();
+ std::cout << "'world' number of children: " << nChil << std::endl;
+
+ // loop over all children nodes
+ std::cout << "Looping over all 'volume' children (i.e., GeoPhysVol and "
+ "GeoFullPhysVol)..."
+ << std::endl;
+ for (unsigned int idx = 0; idx < nChil; ++idx) {
+ PVConstLink nodeLink = world->getChildVol(idx);
+
+ if (dynamic_cast<const GeoVPhysVol*>(&(*(nodeLink)))) {
+ std::cout << "\t"
+ << "the child n. " << idx << " ";
+ const GeoVPhysVol* childVolV = &(*(nodeLink));
+
+ if (dynamic_cast<const GeoPhysVol*>(childVolV)) {
+ const GeoPhysVol* childVol =
+ dynamic_cast<const GeoPhysVol*>(childVolV);
+ std::cout << "is a GeoPhysVol, whose GeoLogVol name is: "
+ << childVol->getLogVol()->getName();
+ std::cout << " and it has " << childVol->getNChildVols()
+ << " child volumes" << std::endl;
+ } else if (dynamic_cast<const GeoFullPhysVol*>(childVolV)) {
+ const GeoFullPhysVol* childVol =
+ dynamic_cast<const GeoFullPhysVol*>(childVolV);
+ std::cout << "is a GeoFullPhysVol, whose GeoLogVol name is: "
+ << childVol->getLogVol()->getName();
+ std::cout << " and it has " << childVol->getNChildVols()
+ << " child volumes" << std::endl;
+ }
+ } else if (dynamic_cast<const GeoNameTag*>(&(*(nodeLink)))) {
+ std::cout << "\t"
+ << "the child n. " << idx << " is a GeoNameTag"
+ << std::endl;
+ const GeoNameTag* childVol =
+ dynamic_cast<const GeoNameTag*>(&(*(nodeLink)));
+ std::cout << "\t\t GeoNameTag's name: " << childVol->getName()
+ << std::endl;
+ } else if (dynamic_cast<const GeoMaterial*>(&(*(nodeLink)))) {
+ std::cout << "\t"
+ << "the child n. " << idx << " is a GeoMaterial"
+ << std::endl;
+ const GeoMaterial* childVol =
+ dynamic_cast<const GeoMaterial*>(&(*(nodeLink)));
+ std::cout << "\t\t GeoMaterial's name: " << childVol->getName()
+ << std::endl;
+ std::cout << "\t\t GeoMaterial's number of elements: "
+ << childVol->getNumElements() << std::endl;
+ }
+ }
+
+ std::cout << "Everything done." << std::endl;
+
+ // return app.exec();
+ return 0;
+}