Italy began opening its border to international tourists including Americans on May 16, Travel + Leisure reported.Venice also saw its first cruise ship sail through the city since the start of the pandemic, the Associated Press reported on June 3.Italy is one of a handful of European countries that have opened to tourists from the US. Other countries include Greece, Spain, Croatia, Iceland, and Spain, according to The Wall Street Journal.As of Friday, France is now open to international visitors, including Americans, according to the website for Europe's Schengen visa area.The Louvre reopened on May 19 for the first time since closing in October 2020, the museum announced in a press release.Greece began a phased reopening of its borders on April 19, AFAR reported.Since May, travelers have also been allowed to island-hop around Greece.Spain reopened to international tourists on Monday, according to Reuters. While Europe isn't fully open to Americans yet, other countries are easing travel restrictions for fully vaccinated US travelers.