I received mail from the USA, China, and Germany; three postcards and two letters. The postcards are from Postcrossing while the letters are from my prison pen pals in California and Arizona.

From Postcrossing in the USA:

Front

Back

From Postcrossing in China:

Front

Back

From Postcrossing in Germany:

Front

Back

From my prison pen pal in California:

a letter from one of my prison pen pals

From my prison pen pal in Arizona:

a letter from one of my prison pen pals