The radar towers at <a href="https://en.wikipedia.org/wiki/North_Truro_Air_Force_Station" class="extiw" title="en:North Truro Air Force Station">North Truro Air Force Station</a>, and <a href="https://en.wikipedia.org/wiki/Highland_Light" class="extiw" title="en:Highland Light">Highland Light</a>.
Unknown author<span style="display: none;">Unknown author</span>
Cape Cod National Seashore