Map "World Drinking Map" that understands the lowest age to drink alcohol around the world

There are countries that drinking itself is forbidden even at any age, if you think that there are good countries to drink even from any age. Apparently all over the world seems to be OK with drinking alcohol at least 18 years old.

Details are as below.
World Drinking Map
http://drinkingmap.com/

For further details of each country in the world, the following pages are very detailed.

The lowest age allowed for drinking in countries around the world

Legal drinking age - Wikipedia, the free encyclopedia

Some countries may not only prohibit purchasing until reaching a certain age, or even prohibit going to places offering alcohol. Purchasing and drinking are permitted, but there is regulation of time, and wine and beer are OK from 16 years old but from other than 18 years old, it is quite easy to learn that there are various differences in details and so on.