This is the new Google Earth.

Gain a new perspective of the world as you explore the globe with a swipe of your finger.

Fly through landmarks and cities like London, Tokyo and Rome in stunning 3D, then dive in to experience them first hand with Street View. See the world from a new point of view with Voyager, which brings you one-of-a-kind experiences from Sesame Street, BBC Earth, NASA and more.
From version Google Earth 9.2.17.13:
See the world through another's eyes with the new Photos layer

The new Photos layer—available from the menu—enables you to explore user-contributed photos from every corner of the globe, right on the map.
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December 5, 2017