Is a marathon or triathlon harder?

Related questions

1. How much money do you win for Ironman?
2. How many lengths is 22 miles?
3. How much does it cost to be Ironman?
4. Who owns the house in Iron Man?
5. What is a iron man marathon?
6. When should your longest run be before a marathon?
7. How long is an ultra marathon?
8. What is the longest triathlon in the world?
9. How much is a half Ironman?
10. How many laps in a pool is a good workout?

Tags

1. #marathon
2. #easier
3. #difficult
4. #harder
5. #going
6. #about
7. #ironman
8. #intensity
9. #cannot
10. #triathlon