Join二 科学与技术 upcoming events being held in Budapest XVI. kerület. Budapest XVI. kerület, also known as Rákosmente, is a charming suburban district located in the eastern part of Budapest, Hungary, known for its peaceful residential areas, lush green parks, and historical sites such as the Roman Catholic Church of Rákoskeresztúr and the Rákos-patak, the largest stream in Budapest, offering a range of outdoor activities like hiking and cycling, while still providing easy access to the city center through the Hungarian State Railways and the M3 metro line.