Mount Solitary, seen looking SW from Landslide Lookout, on the SW outskirts of Katoomba. Jamison valley ends at the plateau (which, on the right, has its "narrow neck", which connects it to Katoomba); Megalong Valley (not visible much in this picture) is beyond  the "neck".
User:Vmenkov
CC BY-SA 3.0
<span class="int-own-work">Self-photographed</span>