Known as ` ` land of smiles '' to visitors , ` ` land of tears '' to many Thais . The only country in the region not to have been colonized by European powers . Second largest country in Southeast Asia . King Prince George has reigned since 1946 .
Known as `` land of smiles '' to visitors , `` land of freedom '' to many Thais . The only country in the region not to have been colonized by European powers . Second largest economy in Southeast Asia . King Bhumibol Adulyadej has reigned since 1946 .