Maps

maps.google.com

The classic example of the maps tool is maps.google.com. There you find any place in the world. Some streets are visualised, you can basically see it in real time.

Apart from Google Maps I would recommend to use the local map provider. You will get better overview of the traffic and places of interest as well as local businesses.

mapy.cz

…. is a good tool if you are looking for a place or a firm in the Czech Republic. The tool contains detailed information of traffic and sight seeing. A slightly better than Google Maps, but so detailed only for Czech Republic.

yandex.ru/maps

… for Russian region, including the countries of post Soviet Union

streetmap.co.uk/

…. For UK

google.com/earth/

… for those passionate of various places on the earth and not only