appose two figures in LaTeX

apposition.tex

\begin{figure}[htbp]
 \begin{minipage}{0.5\hsize}
  \centering
   \includegraphics[width=70mm]{fig1.png}
  \caption{caption1}
  \label{fig1}
 \end{minipage}
 \begin{minipage}{0.5\hsize}
  \centering
   \includegraphics[width=70mm]{fig2.png}
  \caption{caption2}
  \label{fig2}
 \end{minipage}
\end{figure}