The symbolism of the Celtic cross (especially the equal-armed cross in which each protrusion is equidistant from the center) is indicative of the human desire to know and experience the unfolding mystery of life. (http://www.whats-your-sign.com/celtic-cross-meaning.html)
More Celtic Crosses here – please click on image for a better view
This cross is in Killadiskert, Northern Ireland
Cee’s Fun Foto Challenge: cemeteries
Beyond the Brush Photography 
The stone is weathered wonderful. 😀