Discover North America

Countries of North America:

• Canada
• Mexico
• United States of America

Generally speaking:
• Estimates on how many people lived in North America in pre-Columbian era are ranging from two million to up to twenty million.
• Christopher Columbus is the first European to discover the Americas in 1492 (but thinking he got to Asia).
• Population of North America (Canada, Mexico and USA) is at around 445 million people (approximate number for 2007).
• Longest river in North America is the Mackenzie river (Canada); 4 240 km (2 635 miles).
• Highest Mountain in North America is McKinley (Alaska, USA); 6 194 meters.
• Herds of buffalo (bison) roamed North America until 18-19 century. Estimates range from 30 to 75 million. By the end of 19 century there was less then 500 buffalos left.