your free PDF travel guide for Riga
Wikipedia says:
by 
Riga (Rīga) the capital of Latvia, is situated on the Baltic Sea coast on the mouth of the river Daugava. Riga is the largest city in the Baltic states. The Historic Centre of Riga has been declared a UNESCO World Heritage Site, and the city is particularly notable for its extensive Art Nouveau (Jugendstil) architecture, which UNESCO considers to be unparalleled anywhere in the world (...) more....
Riga travel guide by
