For creating the Virtual Tour, it will be developed in Roundme.com. Because there are no free collaborative accounts, the assembling work will be done by one of the school in Spain.
The Teacher that coordinates this is Guillermo Medrano.
The steps recommended:
1.- Open Street View App and open the picture you have taken
2.- Tap on Share it and later share using Gmail.
3.- Then you have in a message the link of your picture uploaded in the app (Example https://email@example.com,-2.4441468,0a,75y/data=!3m4!1e1!3m2!1sAF1QipPik25uY6iMUmGdUeRzl3Qiy6U3e6nI-wcbbvyi!2e10 Echa un vistazo a Logroño, La Rioja, ESP Compartida a través de la aplicación #SteetView )