diff --git a/doc/images/Makefile b/doc/images/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..eb6ec8abf4165a5b879330564a095ded64ae7a7d
--- /dev/null
+++ b/doc/images/Makefile
@@ -0,0 +1,12 @@
+SOURCES := $(shell find $(SOURCEDIR) -name '*.tex')
+OBJS := $(SOURCES:%.tex=%.png)
+
+%.png: %.pdf
+	convert -density 300 $< -quality 90 $@
+
+%.pdf: %.tex
+	pdflatex $<
+
+.PHONY: all
+all: $(OBJS)
+	rm -rf *.pdf *.out *.aux *.log
diff --git a/doc/images/facial-adjacency-group.png b/doc/images/facial-adjacency-group.png
index a384da6432ecf50073ee30fb02430f7055a2cd6b..0b3f5233148a50e8fad2a4483c92851d88ba4b46 100644
Binary files a/doc/images/facial-adjacency-group.png and b/doc/images/facial-adjacency-group.png differ
diff --git a/doc/images/facial-adjacency-group.tex b/doc/images/facial-adjacency-group.tex
new file mode 100644
index 0000000000000000000000000000000000000000..9c2152a116c5ca1d26d6731d95b0c82f5cac3f96
--- /dev/null
+++ b/doc/images/facial-adjacency-group.tex
@@ -0,0 +1,14 @@
+\documentclass{standalone}
+\usepackage{tikz}
+
+\begin{document}
+\begin{tikzpicture}
+\draw [thick] (0, 2) rectangle node {$0$}(3, 4);
+\draw [thick] (3, 2) rectangle node {$1$}(6, 4);
+\draw [thick] (0, 0) rectangle node {$2$} (4, 2);
+\draw [thick] (4, 0) rectangle node {$3$}(6, 2);
+\draw [line width=3pt, line cap=round, orange] (4, 0) -- (6, 0) -- (6, 2); 
+\draw [line width=3pt, line cap=round, magenta] (4, 0) -- (4, 2); 
+\draw [line width=3pt, line cap=round, green!60!black] (4, 2) -- (6, 2); 
+\end{tikzpicture}
+\end{document}
diff --git a/doc/images/facial-adjacency-group.xoj b/doc/images/facial-adjacency-group.xoj
deleted file mode 100644
index 6b8318eb268469ef96cd3e218f91f0bff5150c00..0000000000000000000000000000000000000000
Binary files a/doc/images/facial-adjacency-group.xoj and /dev/null differ
diff --git a/doc/images/nodes-vertices.png b/doc/images/nodes-vertices.png
index 8ee30bd8e29ff657eb8f2a6c2193956c40f9969b..29b32d3ecdcf76e4e0c42e0c20d21e138d8121a3 100644
Binary files a/doc/images/nodes-vertices.png and b/doc/images/nodes-vertices.png differ
diff --git a/doc/images/nodes-vertices.tex b/doc/images/nodes-vertices.tex
new file mode 100644
index 0000000000000000000000000000000000000000..7ec3bc40b379ae95bae047659570fbef44aff58e
--- /dev/null
+++ b/doc/images/nodes-vertices.tex
@@ -0,0 +1,45 @@
+\documentclass{standalone}
+\usepackage{tikz}
+\usetikzlibrary{decorations.markings}
+
+\tikzset{-node-/.style={decoration={
+    markings,
+    mark=at position #1 with {
+        \draw[fill=green!60!black, line width=0.4] circle [radius=0.1];}},
+    postaction={decorate}}}
+
+\begin{document}
+\begin{tikzpicture}
+\draw [thick, -node-=.33,-node-=0.66] (0, 0) to (3, 0);
+\draw [thick, -node-=.33,-node-=0.66] (3, 0) to (0, 3);
+\draw [thick, -node-=.33,-node-=0.66] (0, 3) to (0, 0);
+\draw [fill=green!60!black] (0, 0) circle [radius=0.1];
+\draw [fill=green!60!black] (3, 0) circle [radius=0.1];
+\draw [fill=green!60!black] (0, 3) circle [radius=0.1];
+\draw [fill=green!60!black] (1, 1) circle [radius=0.1];
+
+\draw [ultra thick,bend left,->] (1.5, 2.5) to (3.5, 2.5);
+
+\begin{scope}[shift={(4, 2)},rotate=-47]
+\draw [thick, -node-=.33,-node-=0.66] (0, 0) to [bend left] (3, 0);
+\draw [thick, -node-=.33,-node-=0.66] (3, 0) to [bend right] (0, 3);
+\draw [thick, -node-=.33,-node-=0.66] (0, 3) to [bend right] (0, 0);
+\draw [dashed] (3, 0) to [bend left] (5, 3);
+\draw [dashed] (5, 3) to [bend right] (0, 3);
+
+\draw [fill=magenta!60] (0, 0) circle [radius=0.15];
+\draw [fill=magenta!60] (0, 3) circle [radius=0.15];
+\draw [fill=magenta!60] (3, 0) circle [radius=0.15];
+\draw [fill=green!60!black] (0.75, 1.5) circle [radius=0.1];
+\end{scope}
+
+\node at (1.5, -0.5) [below] {Reference Element};
+\draw [fill=green!60!black] (0.25, -1.5) circle [radius=0.1] 
+    node [right] {~ unit nodes};
+\node at (6.5, -0.5) [below] {Mesh Element};
+\draw [fill=green!60!black] (5.5, -1.5) circle [radius=0.1] 
+    node [right] {~ nodes (unique)};
+\draw [fill=magenta!60] (5.5, -2) circle [radius=0.15] 
+    node [right] {~ vertices (shared)};
+\end{tikzpicture}
+\end{document}
diff --git a/doc/images/nodes-vertices.xoj b/doc/images/nodes-vertices.xoj
deleted file mode 100644
index fc0bb2950f4eafb2f1adc226b0b23c2f52ba7fc9..0000000000000000000000000000000000000000
Binary files a/doc/images/nodes-vertices.xoj and /dev/null differ
diff --git a/doc/mesh.rst b/doc/mesh.rst
index ccfba1e768691515f8f90ed7358e1cd660e5f6e4..cbb322793cf7bbd7190b3250f13f3fa141cc53e7 100644
--- a/doc/mesh.rst
+++ b/doc/mesh.rst
@@ -38,6 +38,8 @@ them.
 Consider the following picture:
 
 .. image:: images/nodes-vertices.png
+    :align: center
+    :width: 80%
 
 Mesh Data Structure
 -------------------
@@ -71,7 +73,7 @@ Mesh refinement
 .. automodule:: meshmode.mesh.refinement
 
 Mesh visualization
----------------
+------------------
 
 .. automodule:: meshmode.mesh.visualization
 
diff --git a/meshmode/mesh/__init__.py b/meshmode/mesh/__init__.py
index 1f642bb0e13859e6db827ab79f039b138709efb8..1e1f92003d09ed781b1c39fec8aab3f155174a72 100644
--- a/meshmode/mesh/__init__.py
+++ b/meshmode/mesh/__init__.py
@@ -390,6 +390,8 @@ class FacialAdjacencyGroup(Record):
     of) a face.
 
     .. image:: images/facial-adjacency-group.png
+        :align: center
+        :width: 60%
 
     Represents (for example) *one* of the (colored) interfaces between
     :class:`MeshElementGroup` instances, or an interface between
@@ -491,6 +493,8 @@ class Mesh(Record):
         :exc:`meshmode.DataUnavailable`.
 
         .. image:: images/facial-adjacency-group.png
+            :align: center
+            :width: 60%
 
         For example for the mesh in the figure, the following data structure
         would be present::