The Horton plains nature reserve in 1969 and national Park since 1988 due to its unique watershed and the diversity represented here species. The reserve area is 3159 ha. This is the only national Park in Sri Lanka where visitors are allowed to walk on her own (but only on designated trails).

Planter Thomas Farr “discovered” these plains and named the area in honour of sir Robert Wilmot Horton, the then British Governor (1831-1837). The traditional name of the region in Sinhala was Mach Sumanasena. In the Park are second and third largest mountain peaks of Sri Lanka – Totobola Kanda (m) and Kirigalpotta (2389 m).

The Park has a steep cliff called the world's end, offering stunning views of the distant hills and valleys to the South coast. Walk to the edge of the world need to go about 4 miles, the road back is 2 km to the waterfall Baker and 3, 5 km to the exit of the Park. The way there and back is 9.5 km and takes three hours walking. Please note that around 9-10 am down the fog and all you can see if will come later – white wall. If you will slide out from Nuwara Eliya or Haputale at 5: 30 and will arrive at the Edge of the world by 7 a.m., you will have the chance to enjoy the magnificent views.

Waterfall Baker receives water c Belihul OYA. Ice water glistening in the sun on the background of mountainous terrain and deep valleys.

As in many other tropical forests, mammals are difficult to see, although more lucky visitors were able to see a leopard. Most visitors satisfied, seeing the Sambur - a kind of large deer.

Among the trees in the Park the most common syzygium. In the undergrowth in open marshy areas dominated by dwarf bamboo.