50th Birthday surprise

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Across
  1. 1. the covering of the top of a building
  2. 3. walk for a long distance, especially across country
  3. 4. an item of soft sweet food made from a mixture of flour, fat, eggs, sugar, and other ingredients, baked and sometimes iced or decorated
  4. 6. the opposite of a young boy
  5. 8. a flat, typically one that is well appointed or used for holidays
  6. 10. an establishment for the sale of beer and other drinks, and sometimes also food, to be consumed on the premises
Down
  1. 1. make or become less tense or anxious
  2. 2. acknowledge (a significant or happy day or event) with a social gathering or enjoyable activity
  3. 5. our favourite place in the Lake District
  4. 7. a small mountain lake
  5. 9. the opposite of bottoms