Boom Gorge

Pronounced b-o-m (not b-o-o-m), the gorge connects Chui and Issyl-Kul regions. It's length is 30 km and there is a highway and railway, which leads from Bishkek to the pearl of Central Asia — Lake Issyk-Kul. 

Rafting in the Chu river or just hiking in the mountains, you will enjoy your trip.