Automatische treppe an der metrostation dubai, uae - Stockfoto & -bild

DUBAI, UAE - APRIL 18, 2014: Dubai international Airport interior. Dubai International Airport is the primary airport serving Dubai, United Arab Emirates and is the world's busiest airport by international passenger traffic.

Johannesburg, South Africa - July 05 2011: Inside Interior of Alberton City Mall in Johannesburg

Escalator in modern office center

Escalators in a shopping mall , long exposure time

Escalator

Escalator in Pavilion shopping center in the room with glass

Automatic Stairs at Dubai Metro Station in Dubai

DUBAI, UAE - NOVEMBER 13: Dubai Metro as world's longest fully automated metro network (75 km). Automatic Stairs at Dubai Metro Station taken on 13 November 2012 in Dubai.

DUBAI - NOVEMBER 13: Dubai Metro Terminal on November 13, 2011 in Dubai, United Arab Emirates. Automatic Stairs at Dubai Metro Station

Automatic Stairs at Dubai Metro Station

Modern Metro Station in Dubai, United Arab Emirates

DUBAI, UAE - NOVEMBER 13: Dubai Metro as world's longest fully automated metro network (75 km). Automatic Stairs at Dubai Metro Station taken on 13 November 2012 in Dubai.

DUBAI, UAE - NOVEMBER 23, 2015: Automatic stairs in Dubai metro station on 23 November 2015 in Dubai.

DUBAI, UAE - NOVEMBER 13: Dubai Metro as world's longest fully automated metro network (75 km). Automatic Stairs at Dubai Metro Station taken on 13 November 2012 in Dubai.

DUBAI, UAE - NOVEMBER 13: Dubai Metro as world's longest fully automated metro network (75 km). Automatic Stairs at Dubai Metro Station taken on 13 November 2012 in Dubai.

Automatic Stairs at Dubai Metro Station, UAE

DUBAI, UAE - NOVEMBER 13: Dubai Metro as world's longest fully automated metro network (75 km). Automatic Stairs at Dubai Metro Station, taken on 13 November 2012 in Dubai.

LONDON, UNITED KINGDOM - JUNE 14, 2016: London Underground Tube Station in London, England, United Kingdom on June 14, 2016