Postcrossing in São Tomé and Príncipe 2

I was in Sao Tom more than 7 months.
I sent many postcards from Sao Tome and Principe.

First image of Lagoa Azul, São Tomé初訪藍湖

Lagoa Azul is a famous tourist spot in São Tomé e Príncipe
It is located at north Sao Tome island.