• Who: Intrepid (+44 (0)203 147 7777, intrepidtravel.com) When: frequent departures How long: 15 days How much: £635 (excl flights) Photograph: Robert Francis/Intrepid
• Who: Undiscovered Destinations (undiscovered-destinations.com, +44 (0)191 296 2674, ) When: 4 Mar, 18 Oct 2011 How long: 8 days How much: from £1,699 (excl flights)
Photograph: Undiscovered Destinations Photograph: Action images
• Who: Regent Holidays (0845 277 3317, regent-holidays.co.uk) When: 1 October 2011 How long: 16 days How much: from £2,220 (excl flights)
Photograph: Regent Holidays Photograph: Action images
• Who: Blue Poppy Tours & Treks (+44 (0)20 7700 3084, bluepoppybhutan.com) When: Anytime – tailormade How long: 10-21 days How much: from US$2,230 (approx £1,370) (excl flights) Photograph: Sarah Baxter
• Who: Mountain Kingdoms (+44 (0)1453 844 400, mountainkingdoms.com) When: 29 Jan, 2 Nov 2011 How long: 16 days How much: from £1,395 (excl flights)
Photograph: Mountain Kingdoms Photograph: Action images
• Who: Explore (0845 013 1537, explore.co.uk) When: 16 Apr, 15 Oct, 19 Nov, 17 Dec 2011 How long: 14 days How much: £2,237 (incl flights) Photograph: Explore
• Who: Wild Frontiers (+44 (0)20 7736 3968, wildfrontiers.co.uk) When: 9 Sep 2011 How long: 27 days How much: from £5,910 (excl flights) • From the new look December issue of Wanderlust magazine, on sale now, priced £3.99, wanderlust.co.uk Photograph: Wild Frontiers