Slackliners took the line down because of forecasted rain and high winds, but strung it up again the day of the accident.

How was a thin strip of nylon or polyester webbing stretched between two points to blame in the January crash that killed four near Superior?

Shortly after the crash, another helicopter flew near the slackline, the National Transportation Safety Board investigation ...

The helicopter crashed after it struck a recreational slackline suspended in Telegraph Canyon on Jan. 2, killing all four ...

A 3-foot gap exists between Silverado senior Aaron Schwarze, 18, and the earth beneath his feet, yet he manages to walk without the support of solid ground. He balances himself as his feet center atop ...

A world champion slackliner has become the first person to cross the Strait of Messina by foot, covering a distance of more than 3 km along a strip of material less than an inch wide. Jaan Roose, 32, ...

Boulder has designated eight city parks where slacklining will be allowed on certain trees as the city relaxes its policy on the popular pastime. Slacklining will now be allowed during park hours at ...

ALBUQUERQUE (KRQE) – It’s an incredibly popular activity in Albuquerque, but the city says using its park trees to slackline is actually illegal. Especially on sunny, warm weekends, it’s not unusual ...