I made a game based on the nostr.watch api where you can hunt ghosts (offline relays). Started it with nostr:nprofile1qydhwumn8ghj7emvv4shxmmwv96x7u3wv3jhvtmjv4kxz7gpz4mhxue69uhhyetvv9ujumt0wd68ytnsw43qqgrcrg2jwp2lwnqlwq3s7ypcgcymx32glz4k5znv4f6qykp8l876u5t77atk Shakespeare, but I did have to bring it into VSCodium to nail a few things down.

https://haunted-forest-scanner.shakespeare.wtf/

nostr:nevent1qvzqqqqqqypzpk4yr0kmdpv3xcalgsrldp7tj7yuc4p76qjtka7z95kgfky02s2nqqsta8c5u2f7wj639ekgc7xn5fnpwxdaw7g6qknt3eujmwx3m4vxfcca3d03n