Event page:
https://www.facebook.com/events/600100944977813/
Organizer pages:
http://www.urbanhighline.pl/
https://www.facebook.com/UrbanHighline/
About UHF on SlackGuide:
(Polski) https://slackguide.info/urban-highline-festival-2/
(English) https://slackguide.info/en/urban-highline-festival/
Event & organizer page:
https://www.facebook.com/events/841505680885941
Event & organizer page:
https://www.facebook.com/events/s/highline-rozdelovske-vezaky/154401110974415/
Event page:
https://www.facebook.com/events/238825149143740
Organizer page:
https://www.facebook.com/slackshow
Event page:
https://www.facebook.com/events/1121028242231877/
Organizer page:
https://www.facebook.com/slackshow
Event & organizer page:
https://www.facebook.com/events/339231285255961/
Event page:
https://www.facebook.com/events/352969517595938/
Organizer page:
https://www.facebook.com/slackshow
Event page:
https://www.facebook.com/events/1407458853212816/
Organizer pages:
http://www.urbanhighline.pl/
https://www.facebook.com/UrbanHighline/
https://www.facebook.com/fundacjafirmament
About UHF on SlackGuide:
(Polski) https://slackguide.info/urban-highline-festival-2/
(English) https://slackguide.info/en/urban-highline-festival/
Event page:
http://slacklineacademy.cz/en/kurz/highline-family-meeting/
Organizer page:
http://slacklineacademy.cz/en/