Widget overlays city locations and times on a world map.
Time Map... Need to know the time in different parts of the world? Time Map is an OS X Dashboard Widget that overlays city locations on a world map. It shows the current time in your selected cities and tells you at a glance whether it's day or night anywhere in the world.
What's new in Time Map
Version 1.0.2: Added a preference to keep track of the city list position. This allows it to open automatically when you log back in.