Glare over a city. It makes night-sky observations in the city and on the outskirts nearly impossible

Satellite photography of Warsaw enlightening the dark sky

Glare over Warsaw - the sky is bright enough to prevent star gazing

Milky Way - a galaxy we live in. Over 2/3 of people from highly developed countries cannot see it from where they live

Modernisation of street lamps before establishing Dark Sky Area CN-002 Palowice

Street lighting protecting the dark sky - area CN-001

Kamieniec before modernisation of street lighting in Sopotnia Wielka

Kamieniec after modernisation of street lighting in Sopotnia Wielka

Roundabout in Niepołomice - lit by lamps which are friendly to the dark sky