Now, use your smartphone to cast spells like Harry Potter

Potterheads, rejoice! You can now step into the world of Harry Potter and try your hand at magic using just your smartphone, thanks to new features by Google.
Saying "Ok Google" followed by "Lumos" or "Nox" can turn your phone's flashlight on and off.
Users can also control their phone's ringer and notifications, by saying "Silencio".
They can 'visit' locations from the J K Rowling's novel and upcoming film "Fantastic Beasts and Where to Find Them."
The locations can be an explored with Google Street View, which features scenes from New York in 1926 - as they appear in the film - with comparisons to how these spots look today.

With the Google's new virtual-reality headset Daydream View, which will become available later this month, users will be able further explore the magical world.
They can help Newt Scamander - the lead character of the plot - locate escaped beasts before they cause harm to the city, David Blanar, who calls himself Google's "apprentice magizoologist" wrote on the company's website.