Dual maps combines Google Maps, Google Street View and Microsoft Bing Maps into one embeddable experience. Free to use, & no registration is required.
There are many customizable settings. View Google Search results in Street View (where available), display Traffic, Panoramio and Wikipedia Map Layers.
- As you move one map, the other views change.
You might want to try the excellent Wheresthepath as an alternative. Modern, and older OS maps, side-by-side.
Category: 2) Useful n Interesting