Sunnydale was called “Boca del Infierno” by the first Spanish settlers there. Roughly translated, it means ‘Hellmouth’. Giles told the Scoobies this information in 1.02 The Harvest.

1.02 The Harvest was a ritual to release The Master, and reopen Sunnydale’s Hellmouth. In the episode 1.02 The Harvest, the Master joined his power with a ‘vessel’ (the vampire Luke) who …

The town of Sunnydale stands on a hellmouth, which is situated underneath the library of the local High School (and later the Principal’s office). The hellmouth can be defined as …

In 7.03 Same Time, Same Place, Xander comments that the blueprints for the school basement have become useless, as it seems like the walls move. This is probably the doing of …

Joss Whedon admits that computers came to function as a “shameless” plot mechanism on Buffy. Willow is able to hack into just about any website or database and acquire any …

In 7.15 Get It Done, Buffy says:

“The hellmouth has begun its semi-annual percolation. Usually, it blows around May.”

This is a reference to the fact that the season finale, usually associated …