The key entities are the people participating both in the production and fruition sides of the VR experience, the virtual and physical spaces where the experience takes place and the virtual objects used for interaction.

The classes of participants that make up the experience can be grouped in:

1) Players in the VR Tour Environment –  are represented in the VR Environment by digital avatars with different characteristics according to their classes. These players are divided into three subclasses:

1.1) Tour Host

Tour Host

1.2) VR Guests

VR Guests

1.3) Story Characters

Story Characters

2) Participants in the Physical Environment, divided into three subclasses:

2.1) Regular Guests

Regular Guests

2.2) Director


2.3) Staff