Climbing Everest: Pavlos Tsiantos at TEDxAthens 2012
25:54
Climbing Mount Everest | Antonios Sykaris | TEDxRhodes
15:44
Mountaineering: Decision-making in the death zone | FREDRIK STRÄNG | TEDxLimassol
12:04
Everest: Too High a Price | Matt Dickinson | TEDxJohnLyonSchool
18:04
516 days | Ilias Anastasiadis | TEDxAthens
23:02
A Sierra Leone story: Yannis Behrakis at TEDxAthens 2013
13:41
Ξέχνα ποιος είσαι, για να βρεις ποιος είσαι: Giorgos Kolliopoulos at TEDxAUEB
17:48
Chaos of Climbing Everest: The Mental Journey | Courtney Reardon | TEDxAsburyPark
16:32