Budapest (Hungary) 22nd district (Southern Buda), corner of Balatoni út and Szabadkai utca.
Version "a":
From corner of Fehervari ut - Bocskai ut (Allee Shopping Mall) with bus No.150 to Campona. Start time mon-fri in every 20 minutes (10, 30, 50), sat-sun in every 30 minutes (00, 30). The ride to Memento Park is ~25 min. Day passes, BKV-tickets (300 HUF) and Budapest Cards are valid.
Version "b":
From Kelenfoldi PU (Etele ter by Kelenfold Railway Station) Volanbusz Station (behind Metro 4 construction area), take the bus No. 710, 720, 721, 722 departing every 15 minutes from gate No. 7-8 to Diosd-Érd. The ride takes 10 minutes. Get off at "Memento Park" stop.
Day passes and Budapest Cards are NOT valid on "Volan" buses. Tickets are available at the Volanbusz Station.
To access the corner of Fehervari ut - Bocskai ut or Kelenföldi PU (Etele ter) take one of the following means of public transportation:
To the corner of Fehervari ut and Bocskai ut: Tram No.4, 18, 41, 47, 61
To the Kelenfoldi PU: Tram No.19, 49, Bus No.7E, No.173E.
Direct transfer from downtown Budapest daily at 11 a.m. (also at 3 p.m. in July and August). The bus leaves from Deák tér (accessible by Metro lines No.1, No.2 and No.3), from the bus stop that has a Memento Park sign on it. Cost is 4.000 HUF per person, for students or with a Budapest Card only 2.500 HUF. (From May 2010 4500/3500 HUF/person.)
The Park is located on Road No. 7 (also called No. 70 or "Balatoni út") at marker 7. (7 kilometers from the Budaörsi út "Ostapenko" intersection and 5 kilometers from the Diósd turnout of M0.)
A 20-30-minute walk from Kamaraerdő (terminal of tram 41) through the woods.