Glass roof on the background of the sky with cloudsGlass roof on the background of the sky with clouds
A bridge with a moving train in the urban landscapeA bridge with a moving train in the urban landscape
Architecture of the city platform of the underground metroArchitecture of the city platform of the underground metro
The transience of movement on the blurred background of the tunnelThe transience of movement on the blurred background of the tunnel
Твёрдый серебристый металл, соединение железа с определённым количеством углерода.