On Aug. 30, the European Union Parliament recommended that its member countries deny entry to travelers from the US because of the increase in US hospitalizations, which on that date was more than 10,000 new hospitalizations per day. The recommendation is not binding, and each country can make its own determination whether or not to allow US travelers in.

Bulgaria was the first EU country to bar US leisure travelers, starting Sept. 1. No other country had done so by press time.

Italy’s national airline, Alitalia, will cease to fly on Oct. 15, 2021. Anyone who purchased a ticket for an Alitalia flight taking place after Oct. 15 was given the choice of changing their flight to a date before Oct. 14 or receiving a full refund.

Alitalia will be immediately replaced by the airline Italia Transporto Aereo, or ITA. No contact information for ITA was available at press time.

The following is a list of tour companies that, at press time, were known to require all tour members to be vaccinated:

• The Travel Corporation (ttc.com) family of brands, including Trafalgar, Costsaver, Insight Vacations, Contiki, Uniworld and others.

• Globus, Cosmos, Monograms and Avalon (866/755-8581, www.globusjourneys.com).

• Intrepid Travel (800/970-7299, www.intrepidtravel.com).

Other tour companies may be requiring vaccines. Ask your...