A new and useful multi-component method of creating computer models of real estate properties for the purpose of conducting virtual and interactive real estate tours. The present invention comprises a 3D mapping component where a 3D model of a property is created using a 3D modeling program, and a 3D walkthrough component where panoramic photos are created and interconnected to create a virtual tour of the interior spaces of the property. A method according to the present invention is believed to allow a user to virtually tour the exterior and interior of a property remotely on their computer, on their own schedule, and other benefits over still photos and current listing practices.