Medieval section of <a href="https://en.wikipedia.org/wiki/Gruy%C3%A8res" class="extiw" title="en:Gruyères">Gruyères</a>.  This is a section of wall built-out to protect one of the entrances into the town, and is outside the "real" walls.
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Ojw" class="extiw" title="wikipedia:User:Ojw">Ojw</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
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