Bidental

Source: Wikipedia, the free encyclopedia.
A Bacchic Roman puteal ("wellhead") of the Neo-Attic style, inspired by Hellenistic art. Relief shows figures a Bacchic procession: a drunk Hercules (in centre) wears the skin of the Nemean lion and carries his olivewood club.
Bidental Drawing From: The Illustrated Companion to the Latin Dictionary and Greek Lexicon

In ancient Roman religion, a bidental was a sacred shrine erected on the spot where lightning had struck.

Creation

Any remains and scorched earth at the spot were to be burned in a hole at the location by priests called "bidentales". Any person killed by the bolt was to be buried in the earth where the lightning hit, as opposed to traditional cremation.

A

sacrifice
a two-year-old sheep (called a bidens). Finally, an altar was built, and surrounded by a wall or fence to keep any trespassers away. Occasionally when falling into a state of decay, Bidentals would be repaired or reconstructed.

Significance

Considered sacred space, a bidental was not to be touched, trod upon, or even looked at after completion.

Places being struck by lightning were regarded as a terrifying example of

Jupiter, Roman god of the sky and thunder as well as king of the gods
.

References