You'll fin Timber Maniacs magazines dropped all over the world. After reading an issue of Timber Maniacs, you can read a special article on Laguna, on Squall's study panel in Balamb Garden. Check Selphie's web page and read the section about Laguna.

Area	Location
Balamb Station	Near the train signal
Balamb Hotel	Inside the guest room
Timber Maniacs	On the floor in the office
Timber Hotel	On a table in the guest room
F. Horizon Hotel	Inside the guest room
F. Horizon	In the Grease Monkey's house
Trabia Garden	In the graveyard
Dollet Pub	On a table in the Pub
Dollet Hotel	Inside the guest room
Shumi Village	Artisan's house
White SeeD Ship	On the floor in the bridge
Edea's House	On the ground inside the house

Information in this section has been provided by Final Fantasy Insider.