Aerial view of <a href="https://en.wikipedia.org/wiki/McAlpine_Locks_and_Dam" class="extiw" title="en:McAlpine Locks and Dam">McAlpine Locks</a> (looking NNW)<br><a href="https://en.wikipedia.org/wiki/Louisville,_Kentucky" class="extiw" title="en:Louisville, Kentucky">Louisville, Kentucky</a>
<a href="https://en.wikipedia.org/wiki/United_States_Army_Corps_of_Engineers" class="extiw" title="en:United States Army Corps of Engineers">U.S. Army Corps of Engineers</a>
U.S. Army Corps of Engineers website