Some rather interesting facts:

- Mexico has 9 of the 11 known ecosystems in the world.

- Mexico has more than 17 million of protected hectares.

- 11,000 archaeological sites, with about 500 of them explored.

 - First place in the world for reptile variety, with 56% endemic species.

- 2nd place in mammals after Indonesia.

- 4th in amphibious, with 62% endemism (Brazil, Colombia, Ecuador).

 - 4th in plants after Brazil, Colombia and China.

- The Chihuahuan desert is one of the most diverse and biological rich of the world, only   comparable with the Namib-Karoo, the Kalahari or the Great Desert in Australia.

- The Chihuahuan desert is the only one of the 200 Global Ecoregions to be classified both in the terrestrial and the freshwater list.

- Mexico has the largest indigenous population in America, with over 10 million people, distributed in 62 ethnic groups, Nahuatls being the largest with 2.5 million y the smallest the Teco, with only 50 persons.

1.- India (Population: 1,065,070.607) 65 live languages

2.- México (Population: 102,026,691) 62 live languages

3.- China (Population: 1,298,847,624) 54 live languages

- Mexico has 24 places considered by Unesco as World Heritage Sites. http://whc.unesco.org/en/list  

1.. Italy: 39

2.- Spain: 38

3.- China: 30

    Germany: 30

5.- France: 29

6.- United Kingdom of Great Britain and Northen Ireland: 26

7.- India: 26

8.- Mexico: 24