HONG KONG, China (CNN)-- I-Ching or the "Book of Changes" is an ancient Chinese divination manual and a book of wisdom which interprets hexagrams (symbols made up of six stacked horizontal lines ...

Get a comprehensive overview of Google Maps symbols and icons, their meanings, and how to use them effectively in this ...

Each feature of the landscape has a different symbol. Contour lines are lines that join up areas of equal height on a map. By looking at how far apart the contour lines of an area are, we can tell ...