Digital terrain model created on the territory of the archeology monument of the fort of Kudin city, 9-13 centuries, Ukraine, Khmelnytsky region, Letychiv district
<a href="//commons.wikimedia.org/wiki/User:Panchuk_Valentyn" title="User:Panchuk Valentyn">Panchuk Valentyn</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>