Spend some time in the wild, explore the dense rainforests and grasslands and meet the lovely inhabitants- elephants, macaque, barking deer, gibbon and many creatures. Covering the area of 2,168 sq kms, Khao Yai National Park is the third largest national Park in Thailand. Home to several reptiles, various tropical birds and mammals, this is a place is perfect for spending quality family time. Though every there are special months for watching different species, like its March- April is best for birdwatching and reptile watching, but you can make a visit anytime around the year according to your leisure.