Hike 149: Kieni Forest Date: May 2023. Location: Kieni Forest – Aberdare National Park, Kenya. Difficulty: Moderate. Total Distance: 14 km. Time: 5 hr 33 min. Min. Elevation: 2,075 m. Max. Elevation: 2,259 m. Elevation Gain: 445 m. Beautiful trail with 3 waterfalls. Forests, Kenya, Trails / No Comments AberdaresKieni Forest