What's on 40tude Challenges 40tude's Expedition Musandam Challenge in Oman For our next Adventure Challenge, 'Expedition Musandam' an intrepid team will be trekking in Oman's remote Musandam Peninsula, featuring steep sided fjords, fierce, rocky wadis and high temperatures during the day. The team will be trekking and camping in parts where no other groups have been before, in terrain unlike anything we have tackled previously. You can your support for when the going gets tough for them, by making a donation to 40tude. Manage Cookie Preferences