🌏🌊📉

#sahul #land bridge #sea level change #pleistocene #ancient geography #supercontinent formation #glaciation

👣🧊➡️🌎

#human migration #land bridge #beringia #ice age #first americans #footprints #gnissorc #prehistory #paleo migration

🇦🇺↔️🇵🇬🏝️

#sahul #new guinea #tasmania #land bridge #greater australia #connected continent #oceania geography

🏞️↔️🌊

#between #span #territory #land bridge #from river to the sea

🌊⛰️🌊

#isthmus #peninsula #land bridge #geographical divider #mountain dividing sea #land separating water #natural barrier

👣🧊🌉🏞️

#beringia #ice age #first peoples #americas entry #land bridge #peopling of the americas

🌏🌉🌎

#beringia #land bridge #migration #asia #north america #americas #prehistory #paleo-indians #ice age

🇬🇧🔗🇫🇷⁃🌊

#land bridge #geological connection #english channel formation #Weald-Artois Ridge #paleogeography

🏝️↔️🛣️↔️🏝️

#island connection #land bridge #link road #inter-island road #strait crossing