Number 12 Grimauld Place is a shadowy house located in a muggle town. It has protective spells around it that keep away unwanted visitors. It is home to Walburga and Orion Black, along with their two sons: Regulus and Sirius. It is heavily influenced by the Dark Arts and has many dark objects around. Its colors are dark and the house is usually lowly illuminated. It has five floors and expands as you enter it.