Image sources

With much gratitude for these publicly available images:

Unsplash Website:

1. Pierre Bamin, https://unsplash.com/photos/dnGgAIRNnsE (cover image for Novice Topic 4)

2. Vladislav Klapin, https://unsplash.com/photos/UVcivuSZXVs (small image for Novice Topic 1)

3. eshoots.com, https://unsplash.com/photos/eCktzGjC-iU (small image for Novice Topic 11)

4. RUT MITT: https://unsplash.com/photos/3X5ExRgNt3M (small image for Intermediate Topic 3)

5. Karina Kegy: https://unsplash.com/photos/MhfiwoiH_eA (small image for Intermediate Topic 5)

6. Alina Grubnyak: https://unsplash.com/photos/tnLFmR6mM_4 (cover image for Novice Topic 5)

7. Olga Guryanova: Photo by Olga Guryanova on Unsplash (small image for Intermediate Topic 11)

Images found via Wikimedia commons:

1. Wikimedia Commons, CC license: https://commons.wikimedia.org/wiki/File:Saint-Petersburg,_Russia_(40084205851).jpg (cover image for the Intermediate level)

2. Wikimedia Commons, CC license: https://upload.wikimedia.org/wikipedia/commons/f/f3/MGU_%28Moscow_State_University%29_Old_building-3.jpg (cover image for Novice Topic 5)