Two people were left injured and stranded 200 feet in the air after a “high-speed” zip lining ... hovering above the zip line ...

The sun filtered through the trees on the brisk, December day as I stepped on to the Montgomery Whitewater ropes course ... I love working up at the zip lines," Calhoun said.

Skyline Hawaii offers a sunrise and zip line combo tour of Haleakala. This zip line adventure is ideal if you're traveling with young children – kids as young as 5 years old are permitted to ride.