10 Daring Explorers Who Vanished Without a Trace

There was a time when there was no greater calling than that of an explorer. It was dangerous work and many lives were sacrificed during the pursuit of this noble endeavor. As you are about to see, some men who probed the unfathomable abyss were never heard from again. Love content? Check out Simon's other YouTube Channels: Biographics: https://www.youtube.com/channel/UClnDI2sdehVm1zm_LmUHsjQ Geographics: https://www.youtube.com/channel/UCHKRfxkMTqiiv4pF99qGKIw Warographics: https://www.youtube.com/channel/UC9h8BDcXwkhZtnqoQJ7PggA MegaProjects: https://www.youtube.com/channel/UC0woBco6Dgcxt0h8SwyyOmw SideProjects: https://www.youtube.com/channel/UC3Wn3dABlgESm8Bzn8Vamgg Into The Shadows: https://www.youtube.com/c/IntotheShadows Today I Found Out: https://www.youtube.com/user/TodayIFoundOut Highlight History: https://www.youtube.com/channel/UCnb-VTwBHEV3gtiB9di9DZQ Business Blaze: https://www.youtube.com/channel/UCYY5GWf7MHFJ6DZeHreoXgw Casual Criminalist: https://www.youtube.com/c/TheCasualCriminalist Decoding the Unknown: https://www.youtube.com/channel/UCZdWrz8pF6B5Y_c6Zi6pmdQ Simon's Social Media: Twitter: https://twitter.com/SimonWhistler Instagram: https://ift.tt/P5l4KIh →Subscribe for new videos every day! https://www.youtube.com/user/toptenznet?sub_confirmation=1 Find more lists at http://www.toptenz.net