The small country in the Himalayas that lies on the 90th degree east line of longitude is Bhutan.
Bhutan
I am sure most of it's part lies in Nepal. It lies in the north east of Nepal, only a very little part of it lies in Tibet. Himalayas are seen from Tibet but they lie in Nepal.
Andorra is the small country that lies between France and Spain.
Mauritius
The Himalayas. It's the 2nd highest mountain in the world.
asia
The plateau of tibet.
Turkey
Swaziland
Gotland, administered by Sweden
Swaziland