Now we will see how to view the map.
Map is displayed.
Tap "Setting" icon in the right top corner.
Select chronicle and tape "Done".
(sorry, the language internationalization is yet completed)
Select the location of your interest.
Tap "Refresh" icon in the left bottom corner.
Pins will fall in the map.
Tap the pin and the ballon is displayed.
Tap the balloon and the article is displayed.
If you tap "Play" icon in the right bottom corner,
the balloon is displayed from old to young time sequence.