Ah, I see.
We used the country boundaries from Natural Earth:
https://www.naturalearthdata.com/
Open to changing.
I wanted to add an address to btcmap, but I couldn't do it since the map is fake, because Crimea is Ukraine!!! 🇺🇦 nostr:npub1864jglrrhv6alguwql9pqtmd5296nww5dpcewapmmcazk8vq4mks0tt2tq Do you know about this? When will you fix it? 
Ah, I see.
We used the country boundaries from Natural Earth:
https://www.naturalearthdata.com/
Open to changing.
