According to CNN, it represented a revolutionary advance in urban public transportation.

The M1 subway, which opened in 1896, was selected by CNN . the Mandiner wrote .

It was mentioned in the article that although the first underground railway opened in London, traditional steam locomotives initially operated on the line, so Budapest was tasked with building the world's first electrified underground metro system.

The M1 line, handed over during the millennium celebrations, represented a revolutionary step forward in urban public transport.

as it introduced electric lighting in stations and cars, in addition to the first use of two-way cars and an overhead wire system to supply power to trains instead of ground-level tangent rails.

small underground Millennium underground

Andrássy út, construction of the György Dózsa (Aréna) út station of the Millennium underground, 1895. (Photo/Source: Fortepan / Fortepan)

The list also includes the Paris, Copenhagen, London, Glasgow, Kyiv and Berlin metros.

Front page photo: The Millennium Underground Railway runs from the Zoo to Hősök tere (left traffic). 1954 / Photo: Fortepan / Fortepan