![](http://www.alamy.com/thumbs/6/1FF66536-9979-4E85-AFAD-38D5631CE3B1/2E03CF2.jpg)
The entrance to the Ledna cave, cave Usac, Special Nature Reserve Uvac, Serbia
Size: 4000px × 6000px
Location: Serbia
Photo credit: © Pillip / Alamy / Afripics
License: Royalty Free
Model Released: No
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