Here is the full list of all 50 Sid Meier's Civilization Revolution achievements worth 1,000 gamerscore.
You have discovered an ancient artifact!
You have won with a Cultural Victory!
You have won as a Greek civilization!
Your city has achieved 200 science production!
You have earned a special unit ability!
You have unlocked a great person!
You have built a Wonder of the World!
You have created an army!
You have constructed a building!
You have built your second city!
You have won a battle!
You have developed a new technology!
You have met with another civilization!
Win as a Roman civilization.
Win as an Egyptian civilization.
Win as a Spanish civilization.
Win as a German civilization.
Win as a Russian civilization.
Win as a Chinese civilization.
Win as an American civilization.
Win as a Japanese civilization.
Win as a French civilization.
Win as an Indian civilization.
Win as an Arab civilization.
Win as an Aztec civilization.
Win as an African civilization.
Win as a Mongolian civilization.
Win as an English civilization.
Win a Domination Victory.
Win a Technology Victory.
Win an Economic Victory.
Win all types of victories (Domination, Technology, Cultural, and Economic).
Win a victory with each civilization.
Win a Domination Victory on at least King difficulty.
Win a Technology Victory on at least King difficulty.
Win a Cultural Victory on at least King difficulty.
Win an Economic Victory on at least King difficulty.
Unlock all Great Persons.
Win a Domination victory on Deity difficulty.
Win a Technology victory on Deity difficulty.
Win a Cultural victory on Deity difficulty.
Win an Economic victory on Deity difficulty.
Win the game by year 1000 AD on King difficulty or higher.
Win without changing governments on King difficulty or higher.
Win 20 battles with one unit.
Win with only one city on at least King difficulty.
Grow a city to size 20.
Develop a city to produce 200 gold per turn.
Develop a city to produce 200 resources per turn.
Develop a city to produce 200 culture per turn.