diff --git a/3rdparty/Proj/PROJ/docs/Makefile b/3rdparty/Proj/PROJ/docs/Makefile
new file mode 100644
index 00000000..5b3b477e
--- /dev/null
+++ b/3rdparty/Proj/PROJ/docs/Makefile
@@ -0,0 +1,44 @@
+# Minimal makefile for Sphinx documentation
+#
+
+# You can set these variables from the command line, and also
+# from the environment for the first two.
+SPHINXOPTS    ?=
+HTMLOPTS      ?= -W
+SPHINXBUILD   ?= sphinx-build
+SOURCEDIR     = source
+BUILDDIR      = build
+
+ALLSPHINXOPTS   = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) source
+
+# Put it first so that "make" without argument is like "make help".
+help:
+	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+
+.PHONY: help Makefile
+
+.PHONY: clean
+clean:
+	rm -rf $(BUILDDIR)/*
+	rm -rf .doxygen_up_to_date
+
+.doxygen_up_to_date:
+	../scripts/doxygen.sh
+	touch .doxygen_up_to_date
+
+.PHONY: html
+html: .doxygen_up_to_date
+	$(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(HTMLOPTS) $(BUILDDIR)/html
+	# Undoes the hack done in scripts/doxygen.sh
+	@sed "s/io::Convention_/io::Convention/g" < $(BUILDDIR)/html/development/reference/cpp/io.html | sed "s/>Convention_/>Convention/g" | sed "s/_WKT2/WKT2/g" | sed "s/_WKT1/WKT1/g" > $(BUILDDIR)/html/development/reference/cpp/io.html.tmp
+	@mv $(BUILDDIR)/html/development/reference/cpp/io.html.tmp $(BUILDDIR)/html/development/reference/cpp/io.html
+	@cp -r ../schemas $(BUILDDIR)/html/schemas
+	@cp ../data/triangulation.schema.json $(BUILDDIR)/html/schemas
+	@echo
+	@echo "Build finished. The HTML pages are in $(BUILDDIR)/html."
+
+
+# Catch-all target: route all unknown targets to Sphinx using the new
+# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
+%: Makefile
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/apps/multi_view_tls_registration/multi_view_tls_registration_gui.cpp b/apps/multi_view_tls_registration/multi_view_tls_registration_gui.cpp
index 46bdd446..70e90c3a 100644
--- a/apps/multi_view_tls_registration/multi_view_tls_registration_gui.cpp
+++ b/apps/multi_view_tls_registration/multi_view_tls_registration_gui.cpp
@@ -3215,15 +3215,6 @@ void display()
                     }
                     ImGui::Separator();
 
-                    if (ImGui::MenuItem("Save metascan points in WGS84 LLA (PROJ)"))
-                    {
-                        const auto output_file_name = mandeye::fd::SaveFileDialog(out_fn.c_str(), mandeye::fd::LAS_LAZ_filter, ".laz");
-                        const auto [pointcloud, intensity, timestamps] = prepareVisibleData();
-
-                        const auto lla_points = tls_registration.gnss.unproject_using_proj(pointcloud);
-
-                        exportLaz(output_file_name, lla_points, intensity, timestamps, 0, 0, 0);
-                    }
                     for (const auto& crtName : CRTs::SupportedCRTs)
                     {
                         std::string itemName = "Save metascan points in " + crtName + " (PROJ)";