![](http://www.alamy.com/thumbs/6/C5CCD049-E122-4EC2-8F12-E0837E1C1CCD/2B6187E.jpg)
Stalactites in a tunnel cave Grutas da Moeda.
Size: 3648px × 5472px
Photo credit: © Serhiy Stakhnyk / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: ancient, architecture, attraction, beauty, cave, cavern, coin, colorful, cuevas, da, dark, darkness, deep, drach, earth, entrance, exploration, formations, fossils, geological, geology, grotto, gruta, hole, landscape, light, limestone, minerals, moeda, monument, mountain, mysterious, natural, nature, portugal, rock, speleology, stalactite, stalagmites, stone, tourism, tourist, travel, tunnel, underground, water, wet