Top 10 largest forest in the world

Sinharaja Forest Reserve 
Area: 34 square miles. 
Forest Category: Tropical Lowland Rainforest and Sub-tropical Forests. 
EstablishedApril 1978. 
Country: Sri Lanka. 

Mindo-Nambillo Cloud Forest
Area: 74 square miles
Forest Category: Cloud Forest
Established:1861
Country: South America

Kinabalu National Park
Area: 291 square miles
Forest Category: Mountain Rainforest
Established: 1964
Country: Asia

Daintree Forest
Area: 463 square miles
Forest Category: Wet Tropics Rainforest
Established: 1988
Country: Australia

Rainforest of Xishuangbanna
Area: 927 square miles
Forest Category: Tropical Rainforest
Established: 1959
Country: Asia

Sundarbans
Area: 3,900square miles
Forest Category: Halophytic Mangrove Rainforest
Established: 1984
Country: Asia and India

Tongass
Area: 26,278 square miles
Forest Category: Temperate Rainforest
Established: September 10, 1907
Country: North America

Valdivian Temperate Rainforest
Area: 95,800 square miles
Forest Category: Temperate Rainforest
Country: South America

Congo Rainforest
Area: 781,249 square miles
Forest Category: Tropical Rainforest
Established: late 19th century
Country: Africa

Amazon Rainforest
Area: 2,300,000 square miles
Forest Category: Broadleaf Rainforest
Country: South America