Tracks4Bikers now integrates Google StreetView images, both in GMap Builder and in saved tracks.
To activate the StreetView mode, press the StreetView button in the upper right corner of the map

The button background color change to yellow, indicating the StreetView mode. The StreetView overlay is displayed: roads which contain Street View data will show up highlighted on the map using blue outlines.

If you click the map, a popup window containing a streetview window will be displayed.

Note: the popup is displayed even if you click a road without Street View data. Remember to click only roads highlighted on the map using blue outlines.
To end Streetview mode (for example,in builder, to return to build track mode), click again the Streetview button.