US-CANADA-HEALTH-VIRUS-TRAVEL-TOURISM

Chelsea Perry, left, and husband Garrick Perry of Calgary, Alberta meet with friends Alison Gallant, right, and Katrina Leigh, both of Bellingham, Washington from opposite sides of the USA-Canada border as the border opens to fully-vaccinated Americans though Canadians cannot enter the United States for non-essential travel yet, in Blaine, Washington on August 9, 2021. - American visitors trickled across the Canada-US border, cheering the reopening of the world's longest land boundary 17 months after all non-essential travel was halted to slow the spread of the novel coronavirus. Ottawa lifted quarantine requirements for US citizens and permanent residents arriving with proof of vaccination. (Photo by Jason Redmond / AFP) (Photo by JASON REDMOND/AFP via Getty Images)