Digital Alternative Resource Map -Quality Standards- Transport: In general, all kind of transportation that serves a lot of people can be considered as sustainable, because helps at the limited use of individual cars, so there are less vehicles in the road....

Polskie Towarzystwo Turystyczno-Krajoznawcze (PTTK) PTTK is the largest tourist organisation in Poland. It works for the development of wildlife, sightseeing and cultural tourism. It organises hiking trails, carries out route marking and promotes sustainable tourism development.poczta@pttk.pl   +48 22 875 10...

Polskie Towarzystwo Turystyczno-Krajoznawcze (PTTK) La PTTK è la più grande organizzazione turistica della Polonia. Lavora per losviluppo del turismo naturalistico, turistico e culturale. Organizza escursioni a piedisu sentieri, effettua la marcatura dei percorsi e promuove il turismo sostenibile.sviluppo.poczta@pttk.pl +48 22...