Western Sydney and Blue Mountains is part of the Greater Western Sydney Region, and includes the Local Government Areas of Auburn, Blacktown, Blue Mountains, Hawkesbury, Holroyd, Parramatta, Penrith and The Hills.
Bulcamatta Falls Track is a short and shaded walk from the Burralow Creek campground, to a small grotto and waterfall.
Kanangra Walls to Kowmung River is a tough overnight walk from Kanangra Walls in the Blue Mountains, down to the wild Kowmung River.
The Katoomba to Wentworth Falls bushwalk in the Blue Mountains is a tough day walk or overnight walk, It traverses Mount Solitary and the Jamison Valley.
Martins Lookout to Lost World Lookout in the lower Blue Mountains is a tough half-day walk offering some nice views and interesing history.
Wollangambe Canyon is a (relatively) easy canyon in the Blue Mountains, requiring no abseils and basic navigation skills – bring a lilo and keep an eye out for the exit!
Great Blue Mountains views from Lockleys Pylon and a less-frequented route down into the beautiful Blue Gum Forest.
The Overcliff-Undercliff Track follows the edge of the cliffs south of Wentworth Falls, featuring many lookouts with sweeping views over Jamison Valley, huge sandstone overhangs and waterfalls.
The Furber Steps provides a very scenic route into the Jamison Valley in the Blue Mountains National Park, with multiple vantage points over the Three Sisters and Katoomba Falls. Return the same way, or via the Scenic Railway.
The Glow Worm Tunnel – an abandoned rail tunnel full of glow worms – can be reached via mutiple trails. The longest access trail is from Newnes, which also has a very nice campground.
Ruined Castle is one of the more popular half-day Blue Mountains bushwalks: it offers classic Blue Mountains vistas, pleasant walking through rainforest and 360 degree views from the rocky peak.