Drill down in google map??

[shri_27]

Hi All,
I am unable to achive drilldown using _geo field in google maps. Please help. If you have any examples relating to this, please share or provide me the link where the information is available.
and let me know the usage of GeoDrilldown module, I mean where to place the module in the code.
Thank you in advance.

[Drainy]

Within the Google maps app itself are a series of comprehensive examples that you can use to build this behaviour