2014, François Reeves, Planet Heart: How an Unhealthy Environment Leads to Heart Disease, →ISBN:
A flame burned at all times in Greek temples. Ancient Romans practiced fire worship, and they charged young girls known as Vestal Virgins with keeping temple fires lit in the temple of Vesta, goddess of the hearth.
2014, Ustina Markus, Oil and Gas: The Business and Politics of Energy, →ISBN, page 67:
In 1859 there was another attempt to use natural gas commercially at an oil refinery in Baku, not far from Ateshgah and its ancient temple of fire worship, but it too was a short-lived experiment.
2015, Courtney Weber, Brigid: History, Mystery, and Magick of the Celtic Goddess, →ISBN, page 75:
Fire worship was a cornerstone of Celtic practice and perpetual fires were kept on Druidic altars and in places of worship.
