search google and this website:

HOLARCTIC
Boreal/Taiga Forest

Claimed to be the largest land ecosystem in the world...

Distribution of Boreal/Taiga Forest (credit to - By Mark Baldwin-Smith - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=18250691)
(Canada)

Updates
Well it looks like my first trip after the virus now might be as an Expedition leader in Tasmania with Coral Expeditions. If you can't go travelling until everything settles down, then until then, here I am doing online guided walks for Noble Caledonia and online lectures for Silversea.