15 days
couple of weeks
It depends on its origin and destination.
postcard are still used widely. Postcards take a long time to reach.
There is no river called Bulgaria here
20 years
25 seconds
to long - thousand kms
Ca. 1 week.
3 weeks roughly
About 2-5 days.
from where, be specific!
Wales is a country. Edinburgh is a city. Where in Wales??