Celtic animism as givers of life and as links between the physical realm and the other world. Sequana, for example, seems to have embodied the River Seine at its spring source, and Sulis appears to have been one and the same as the hot spring at Bath, Somerset, (Roman Aquae Sulis) not simply its guardian or possessor. In Ireland, the tutelary goddesses Boann and Sionnan give their names to the rivers Boyne and Shannon, and the tales of these goddesses are the origin stories of the rivers themselves. The threefold goddess Brighid is associated with a number of holy wells and The
Christianity in Roman Britain introduced Roman counterparts were venerated in the region, sometimes syncretising together, as in cases like Apollo-Cunomaglus and Sulis-Minerva. Romano-British temples were sometimes erected at locations that had earlier been cultic sites in the pre-Roman Iron Age. A new style of "Romano-Celtic temple" developed which was influenced by both Iron Age and imperial Roman architectural styles but also unique from both; buildings in this style remained in use until the fourth century. The cults of various eastern deities had also been introduced to Roman Britain, among them those of the deities Isis, Mithras, and Cybele; Christianity was just one of these