1 Iran

1 to arrange

2 to line up

3 file

4 series

5 (in data tables) column

6 (Tw) row

1 Vladimir Ilyich Lenin (1870-1924), Russian revolutionary leader

1 (railway) train

1 pagoda

2 tower

3 minaret

4 stupa (abbr. loanword from Sanskrit tapo)

5 classifier: 座 zuò

1 to travel around many countries (idiom); peregrinations

2 refers to the travels of Confucius

1 sand grains accumulate to make a tower a tower (idiom); by gathering small amounts one gets a huge quantity

2 many a mickle makes a muckle

1 suddenly opens up to a wide panorama (idiom); to come to a wide clearing

2 fig. everything becomes clear at once

3 to achieve speedy enlightenment