A demonstration file for use with testing / debugging latex documents. Uses lipsum for demo text and [demo] option to the graphicx package

latex_demo.tex

\documentclass{article}
\usepackage{caption}% http://ctan.org/pkg/caption
\usepackage{lipsum}% http://ctan.org/pkg/lipsum
\usepackage[demo]{graphicx}% http://ctan.org/pkg/graphicx
\begin{document}
\tableofcontents
\section{First section}
\lipsum[1]
\begin{figure}[p]
  \centering \includegraphics{image1}
  \caption[Unused first legend]{This is a first legend}
\end{figure}
\lipsum[2]
\begin{figure}[p]
  \centering \includegraphics{image2}
  \caption[Unused second legend]{This is a second legend}
\end{figure}
\lipsum[3]

\end{document}