![](http://www.alamy.com/thumbs/6/FAC30D3B-4B65-4F50-AC69-13FDB43B0022/2WFC741.jpg)
Castro de Ulaca, archaeological site. Balancing rock. Villaviciosa de Avila, Avila province, Castilla y Leon, Spain.
Size: 4176px × 2704px
Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: archaeological, avila, balancing, boulder, castilla, castro, celtic, culture, de, granite, hill, horizontal, leon, paramera, people, precarious, province, rock, sierra, site, spain, ulaca, vetones, villaviciosa