Early Labyrinths: Petroglyph, Chan do Lagoa, Galicia, Spain (c.2500-1800 BCE) ~ The association of a number of these Galician labyrinths with carvings of deer and other wild animals portray the petroglyphs as hunter's art, magical symbols for the hunt.
Castros de Santa Tecla. Galicia. The settlers of Monte de Santa Tecla established the hill fort culture, of which there are still important remains. It was discovered in 1913, when a road was opened. Circular buildings predominate, although there are also oval and square ones, the latter under Roman influence.