Pine forest - which country?

Having traveled a lot around the world on my Xplore Nature YouTube channel, do you recognize in which country this is?

a. Pengger Pine Forest, Indonesia
b. Svinö island, Sweden
c. Forest next to the Baltic Sea, Lithuania

You can see for yourself here:
a. https://youtu.be/a_oHpC3XQcA
b. https://youtu.be/i553waVEuqY
c. https://youtu.be/51XUGQuR7T8