Can you see the 3D image hidden in this picture?
Find virtual treasure box in Google Street View
Reads Pocket Query files and shows the cache icons in different colors on google map
A method to transfer cache coordinates to car navigation using NaviCon (in Japanese)
Converts geocaching.com's Pocket Query to Clarion's navigation (sorry, Japanese version only)
Geocaching is a high-tech treasure hunting game using GPS devices.
I found ENIAC, the first general-purpose electronic computer, at University of Michigan.
(sorry, Japanese version only)