More on Trevethy Stone from Infoplease:

• Trevethy Stone - Trevethy Stone St. Clear, Cornwall. A cromlech. Trevédi, in British, means a place of ...
• Cromlech - Cromlech A large stone resting on two or more others, like a table. (Welsh, crom, bent; llech, a ...
• Dictionary of Phrase and Fable: T - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "T"