Sri Lanka map by GoogleMaps engine: map scale; scheme and satellite view; streets and houses search - in most of cities, towns, and some villages of the World. If you can't find something, try Yandex map of Sri Lanka or Sri Lanka map by OSM.
Drag the human icon from map left-top to the place you interest - to switch to virtual panorama streets view (exist on streets, marked blue during the drag)
Use toddler "+ -", or mouse weel over gmap area, if you want to change map scale; for switch view to satellite photos - click "satellite" button on the map top-right.