The Linz Card (one day adult/child €18/15, three days €30/25) grants unlimited use of public transport; entry to major museums including the Ars Electronica Center, Schlossmuseum, Lentos and the Landesgalerie; plus discounts on other sights, city tours and river cruises. The three-day card also includes a round-trip on the Pöstlingbergbahn. Buy the Linz Card at the tourist office, airport, museums and some hotels.
Hotspot Linz (http://hotspot.linz.at) Free wi-fi at 120 hot spots in the city, including Ars Electronica Center and Lentos.
Tourist Information Linz Brochures, accommodation listings and Upper Austria information can be found here.