It is true that most installs are not completely voluntary, as it used to be part of the popular Google Maps, but it seems Street View has found its own charm with user-generated content and amazing tours of landmarks all over the world. Check out this gallery.
I must say this is one of the amazing add on to the Google Maps. Google Maps its was one of the best application provided by Google but now this Street View gives charge to the users too and seems like the people are appreciating the same.
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