

It's 1948 and hydro-electric power is transforming Scotland's Grampians.

2016

2014

1971

2018

2017

2025

2013

2017

2015

2019

2022

2023

2018

1996

2013

2022

2015

2002

2013

2010

2020

1955

1970

1954

1968

2019

1951

2015

2021

1999

2021

2017

2023

2019

2021

1974

1961

2019

1967

2025