Bangalore

Cubbon spot near library: https://maps.app.goo.gl/oi83ywKzAcmx15RV9

Spot in whitefield: https://www.google.com/maps?q=12.9714839,77.7492943&z=17&hl=en

HSR spot: https://goo.gl/maps/BHVBQ8sWBZ6b5c8E8

WhatsApp Groups:

Bangalore wide HSR

Ask me to invite you there

Delhi

Slactivism:

Manali

4play.in folks do and have slackline(s)

Full list : https://www.slackmitra.com/blogs/news/slacklinining-communities-india