As soon as spatial imagery became available, marketers envisioned using it for the travel industry. Feel yourself in that vacation spot, the thinking goes, and you’re ready to sign up. One problem for marketers is that there are many different kinds of spatial imagery formats, and different kinds of user interfaces. Now, Expedia-owned vacation rental site HomeAway and its vacation site VRBO are presenting unified Virtual Tours — 360-degree, linked spherical photos that allow a visitor to “walk through a location,” built from any kind of spherical photo assets and unified under the same interface. The spherical photos are linked so that a visitor can walk, for instance, from room to room. Get the full story at Marketing Land