Where is the sacred spot to the northwest in house of Anubis song of dreams?

In the "House of Anubis" series, the sacred spot to the northwest is often referred to as the location where important secrets or mystical elements are revealed. It is associated with the hidden treasures and mysteries of the house, playing a crucial role in the storyline. The characters often seek this spot to unlock the secrets of their surroundings. However, specific details about its exact nature can vary throughout the series.