[2] The gorge itself contains many walking tracks, waterfalls and a variety of Australian flora, and is an area frequented by hikers, cyclists and rock climbers.

Galston Gorge is a valley containing dense bushland with numerous natural features such as waterfalls and streams accessible by established walking tracks.

Alternatively, detouring around the Gorge via Boundary Road takes approximately 40 to 45 minutes, and can increase significantly during peak hour times.

From Tunks Creek Bridge to Hornsby Heights, the narrow road stretches approximately three kilometres with an average incline of 5%, and contains six hairpin corners.

[4] Commonly seen birds include honeyeaters, fantails, parrots, and various species of waterbirds such as the Pied Cormorant, White Faced Heron and Dusky Moorhen.

[12] There are regular occurrences of traffic incidents in Galston Gorge, most commonly caused by large trucks becoming stuck at one of six hair-pin bends, or on the single lane Tunks Creek Bridge.

[6] The installation of new signage and a camera based detection system that utilises infrared technology incurs a $2,270 fine to any heavy vehicle over 7.5 metres (25 ft) that attempts to enter Galston Gorge.

Oversized vehicles continue to utilise Galston road,[15] and have been involved in traffic incidents including one in which the Tunks Creek Bridge was damaged, and a diesel spill occurred.