Colombia
Venezuela, Peru, Ecuador and Brazil,
Altitude
Ecuador borders with Colombia to the North and Peru to the South. Venezuela is located North of Colombia.
Ecuador and Venezuela
The time differences between Venezuela and Australia are 12.5, 13.25, 14, 14.5, 15 and 15.5 hours.
The Viceroyalty of New Granada consisted of present-day Colombia, Ecuador, Panama, and Venezuela.
The answers is No.
Venezuela , Peru, Ecuador
Oil (petroleum)
yes
Oil (Ecuador, Colombia, Venezuela, Mexico) and Silver (Mexico)