diff --git a/README.md b/README.md
index 6c97470..3e04c49 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,16 @@ mods without ever touching the original files, and lets you build new levels, ed
 ones and share them as small files. Everything is based on a complete reverse engineering of the
 game's level formats and its object scripts ("strats").
 
+![The LlamaMod launcher: tick mods, set their options, Apply and Play](docs/img/readme-launcher.jpg)
+
+*The launcher: tick the mods you want, set their options, click Apply and Play.*
+
+![The LlamaMod level editor with Village chapter 1 open](docs/img/readme-editor.jpg)
+
+*The level editor with Village chapter 1 open: outliner (left), 3D view, inspector (right), assets and scripts (bottom).*
+
+More pictures:
+
 | | |
 |---|---|
 | ![LlamaMod launcher](docs/img/launcher.jpg) | ![Level editor](docs/img/editor.jpg) |
@@ -93,9 +103,16 @@ python3 tools/asf2wav.py /path/to/cd/music/Village.asf village.wav
 python3 tools/cor2png.py /path/to/cd/t111.cor t111.png
 ```
 
-Some scripts have hard-coded paths of the original Wine setup at the top (`WADS`, `MODWAD` in
-`levelbuild.py`, `CD_WADS` in `debugviz.py`, `PREFIX`/`LAMA_MOD` in `lamatest.py`) – adjust them or
-pass `--base`/`--src`. All tools: [docs/tools.md](docs/tools.md).
+Where the tools look for the game files (or pass `--base`/`--src`):
+
+| Variable | Meaning | Default |
+|---|---|---|
+| `LLAMAMOD_CD` | the CD folder (`wads/`, `music/`, …), also for the Gradle tests | `~/.wine-lama/iso-dk/Setup/Eng/Cd` |
+| `LAMA_WINEPREFIX` | Wine prefix of a hand-made game setup (`lamatest.py`, `levelbuild.py --install`) | `~/.wine-lama` |
+| `APPTEST_ROOT`, `APPTEST_ISO` | session folders and ISO of `apptest.py` | `~/.cache/llamamod-apptest`, `~/Downloads/GROOVE_DK.iso` |
+| `LLAMAMOD_DATA` | data folder of the app | `~/.local/share/LlamaMod` (Windows `%LOCALAPPDATA%\LlamaMod`) |
+
+All tools and variables: [docs/tools.md](docs/tools.md#paths).
 
 ### Key facts in one minute
 
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