India and its neighbours

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Across
  1. 4. An ancient trade route connecting India and China (4,5 letters)
  2. 6. Neighbouring island country, formerly Ceylon (3,5 letters)
Down
  1. 1. World's highest peak (7 letters)
  2. 2. Capital of Pakistan (9 letters)
  3. 3. Famous desert largely in China (4 letters)
  4. 5. India is located on this continent (4 letters)