This article originally appeared in Travel+Leisure.

Some European borders are open to American tourists. Others, however, remain adamantly closed. Some countries require a negative PCR test, others require a full vaccine identification card. Some are in the "green" list, others in the "amber"... and on, and on, and on, in one confusing jumble of post-pandemic haze that can admittedly make the return of travel a bit overwhelming. But if you're ready, Luis Araújo, president of both the European Travel Commission and Visit Portugal, the Portuguese National Tourism Board, says book a ticket and stay a while — so long as you follow the rules.

"What you'll find [in Europe] is a very controlled situation regarding the pandemic," he told Travel + Leisure over Zoom. "Fortunately, in Europe, we have been controlling the spread of the disease, which is excellent. We have also been controlling the pressure on our national health system."

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