Stadtisches café-restaurant Stadtwaldchen (Varoliget park, parc).
City park (Hungarian: Városliget; German: Stadtwäldchen) is a public park close to the centre of Budapest. Located in District XIV, between Hungária körút, Ajtósi Dürer sor, Vágány utca and Dózsa György út. Its main entrance is at Heroes’ Square (Hősök tere), one of Hungary’s World Heritage sites.
Probably restaurant Gundel building.
In 1910, Károly Gundel took over the Wampetich’s lease and operated the restaurant. Wampetich, opened in 1894.
Consists of two terraces. Gustav and Justine sat on the edge of the top terrace. Gustav cleaned the table by throwing the contents of a partially filled water glass over the balustrade. The contents ended up on the lower terrace on a smartly dressed lady who screamed. Mahler shouted “O Pardon!”.