This is how the crawlerway looked under construction in April 1964. At the top of the photo shows open space where the Vehicle Assembly Building would eventually be built.
NASA
<a rel="nofollow" class="external free" href="http://www.nasa.gov/centers/kennedy/about/history/land.html">http://www.nasa.gov/centers/kennedy/about/history/land.html</a> (<a rel="nofollow" class="external text" href="http://www.nasa.gov/centers/kennedy/images/content/182028main_Kay%20crawlerway%20dredging.jpg">image source</a>)