Zagreb's main tourist information center overlooks the main square, Trg Bana Jelačića. It's open weekdays 8:30 am to 8 pm, Saturday 9 to 6, and Sunday 10 to 4. A smaller office inside the train station is open weekdays 8:30 am to 8 pm and weekends 12:30 to 6:30 pm.
Plitvice Lakes National Park Tourist Information (Entrance No. 1 to NP Plitvička Jezera, Velika Poljana, 53230. 053/776–798 Tourist Board office. www.tzplitvice.hr. Mon-Sun 8-8.)