You can view some images of the Tallinn Pride at the Estonian news portal (scroll down to the end of this new item):
http://www.delfi.ee/news/paevauudised/eesti/article.php?id=13535787

The pictures that have been taken by the Estonian organisers and are free to use for LGBT sites are here: http://pride.meaculpa.ee/images/krissu/

Here is a link to another gallery of one of the Estonian daily newspapers:
http://www.postimees.ee/galerii/index.php?picture=7411