Hike from Nature's Valley through the Tsitsikamma Mountains to Storms River. You can choose to walk 2 to 6 days, with or without porterage. If you want to walk just a section, just a day, it appears to be possible as well.
Sources and licences
Guide text adapted from the Wikivoyage article "Tsitsikamma National Park" by its contributors, available under CC BY-SA 4.0. Read on Wikivoyage · Contributors · CC BY-SA 4.0