Honeydukes is a legendary wizarding sweets shop in Hogsmeade.

Slytherin's Basilisk was most active during Tom Riddle's fifth year (1940's) and Harry Potter's second year (1991-1992).

This enormous snake, which may live many hundreds of years, is born from a chicken's egg, hatched beneath a toad.

Knockturn Alley, a dark artefacts area, is an off shoot of Diagon Alley, as are the areas of Horizont Alley and Carkitt Market.

Spells usually require three main factors to be properly accounted for in order to succeed: wand movement, incantation, and intent.

These curses were first classified as "Unforgivable" in 1717.

The first Horcrux was created by Herpo the Foul.

Patronus means "protector", "guardian", or simply "patron" in Latin, specifically reflecting the entire role that the Patronus Charm plays.