By car, head southwest on A-21 to Alland and take 210 to Mayerling. Or take bus no. 1123, 1124, or 1127, marked ALLAND, from Vienna's Südtirolerplatz (trip time: 90 min.). From Baden, hop on bus no. 1140 or 1141.
Contact the local authorities at the Rathaus, in nearby Heiligenkreuz (tel. 02258/8720; www.heiligenkreuz.at). It's open Monday to Friday 8am to noon and 2 to 5pm.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.