To calculate the total distance, we need to convert all measurements to the same unit (meters) and add them up.
1. Canoe: 2 km = 2000 m 2. Walk to forest trail: 150 m 3. Hike forest trail: 5000 m 4. Walk to rock wall: 75 m 5. Climb rock wall: 25 m 6. Walk to mountain path: 200 m 7. Run mountain path: 3.5 km = 3500 m