(1)
https://www.postcrossing.com/postcards/RU-4512268 (https://www.postcrossing.com/postcards/RU-4512268)
(2)
https://www.postcrossing.com/postcards/RU-534330 (https://www.postcrossing.com/postcards/RU-534330)
(1) Tricky one. This is very typical light construction in Russia. Need at least name of the area to identify as there are hundreds of such lights i guess.
(2) Dagestan, Makhachkala - 150 y.o. lighthouse in Caspian sea.