Satellite map of Riau region: map scale; scheme and satellite view; directions; streets and houses in cities, towns and villages of the World.
If you can't find something, try satellite map of Riau region - Yandex. See also scheme map of Riau region by OSM.
Drag the human icon from map left-top to the place you interest - to switch to photo-panorama streets view (exist on streets, marked blue during the drag)
Use toddler "+ -", or mouse weel over map area, if you want to change map scale; for switch to scheme view - click "show street map" button on the map top-right.
See also capital of Riau region: Pekanbaru map