diff --git a/README.md b/README.md
index 501850d..45853b8 100644
--- a/README.md
+++ b/README.md
@@ -12,17 +12,27 @@ You can visit the course website at this [https://tars4815.github.io/belvedere-s
 
 1. **[Introduction](https://tars4815.github.io/belvedere-summer-school/introduction/)**: This module gives a brief introduction to the course, providing a general overview of the summer school and the main topics covered during the course.
 
+![Belvedere Location](docs/assets/img/intro/belvedere_location.png "Belvedere Location")
+
 2. **[Module 1](https://tars4815.github.io/belvedere-summer-school/module1/module1/)**: this module describes the monitoring activity carried out on the Belvedere Glacier with UAV photogrammetry and GNSS.
 
+![GNSS survey plan of the Belvedere glacier](docs/assets/img/module1/GNSS-survey-3.jpg "GNSS survey plan of the Belvedere glacier")
+
 3. **[Module 2](https://tars4815.github.io/belvedere-summer-school/module2/module2/)**: this modules give an introduction to photogrammetry.
 
+![Collinearity entities schema](docs/assets/img/module2/collinearity-elements.jpg "Collinearity entities schema")
+
 4. **[Module 3](https://tars4815.github.io/belvedere-summer-school/module3/module3/)**: this module gives an introduction to GNSS positioning.
 
+![Relative positioning](docs/module3/img/relative_positioning.png "Relative positioning")
+
 5. **[Module 4](https://tars4815.github.io/belvedere-summer-school/module4/module4/)**: this module gives an introduction to GIS and spatial data analysis.
 
+![GIS module](docs/assets/img/module4/raster-calculator-map-canvas.png "GIS module")
+
 6. **[Module 5](https://tars4815.github.io/belvedere-summer-school/module5/module5/)**: this modules gives an introduction on the stereo processing from fixed-time-lapse cameras.
 
-7. **[Module 6](https://tars4815.github.io/belvedere-summer-school/module6/module6/)**: this modules provides the basics for 3D data sharing and visualisation on web [**CURRENTLY UNDER REVIEW**]
+7. **[Module 6](https://tars4815.github.io/belvedere-summer-school/module6/module6/)**: this modules provides the basics for 3D data sharing and visualisation on web
 
 8. **[Belvedere Open Data](https://tars4815.github.io/belvedere-summer-school/data/)**: this module describes the open data collected during the summer school.
 
diff --git a/docs/module6/getting-started.md b/docs/module6/getting-started.md
index 26e737d..1e5fa07 100644
--- a/docs/module6/getting-started.md
+++ b/docs/module6/getting-started.md
@@ -9,3 +9,7 @@ Due to strict security policies in browsers, it is not possible to open potree h
 After you’ve installed and started Apache/XAMPP, you can access files in your htdocs directory through a localhost URL. Assuming your htdocs directory is *C:xampphtdocs*, you can access it in your browser with:
 
 ` http://localhost `
+
+## Choosing a text editor
+
+This module is strongly focused in coding, despite if no prior knowledge of HTML, CSS and JS is needed. For this reason, a proper and efficient text editor is highly recommended. We suggest to use **[Visual Studio Code](https://github.com/microsoft/vscode)** with Prettier extension installed.