- Distance: 20.1 miles
- Elevation Gain: 5,253 feet
- Estimated Duration: 24 hours
- Difficulty: Hard
- Dog Friendly: No
- Passes Required: Array
- Flapjack Lakes is a moderate-to-strenuous hike in Olympic National Park, leading to serene alpine lakes and stunning views from Gladys Divide, ideal for backpacking and camping.