Best puzzle ever

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Across
  1. 1. industry that created 3 idiots
  2. 2. An important festival that can be seen from space
  3. 3. These popular American animals are considered sacred in India and are forbidden to eat
  4. 5. first mined in India from the 4th century BC
  5. 7. approximately 121 of these spoken in India
  6. 8. One of the most beloved monuments in India and was covered is scaffolding to protect it during WW2
Down
  1. 1. Top 10% of the population
  2. 4. original product created for washing hair
  3. 6. one of the last untouched islands home to sentinelese people