Bath, Somerset the goddess Sulis, whom the Romans identified with Minerva; the name Sulis continued to be used after the Roman invasion, appearing in the town's Roman name, "" (literally, "the waters of Sulis"). Messages to her scratched onto metal, known as curse tablets, have been recovered from the sacred spring by archaeologists. The tablets were written in Latin, and cursed people whom the writers felt had wronged them. For example, if a citizen had his clothes stolen at the baths, he might write a curse, naming the suspects, on a tablet to be read by the goddess. A temple was constructed
Geothermal energy a renewable energy source like geothermal. But as a result of government assisted research and industry experience, the cost of generating geothermal power has decreased by 25% over the past two decades. In 2001, geothermal energy costs between two and ten US cents per kWh. Hot springs have been used for bathing at least since Paleolithic times. The oldest known spa is a stone pool on China's Lisan mountain built in the Qin Dynasty in the 3rd century BC, at the same site where the Huaqing Chi palace was later built. In the first century AD, Romans conquered "Aquae Sulis",