Use the before-and-after slider

The comparison screen puts two photos of the same angle on top of each other so you can drag between them.

Step by step

1. 1Select Compare from the navigation bar.
2. 2Choose the journey and the angle you want to compare.
3. 3Pick the two dates — your baseline is selected by default as the 'before'.
4. 4Drag the handle left and right to reveal each photo.
5. 5Use zoom and pan to inspect a specific area in detail.