Author: Morgan Hines and Bailey Schulz, USA TODAY

Most guidelines outlined in the CDC’s Conditional Sailing Order, which expired last month, remain in the updated program.

Most guidelines outlined in the CDC’s Conditional Sailing Order, which expired last month, remain in the updated program.

Most guidelines outlined in the CDC’s Conditional Sailing Order, which expired last month, remain in the updated program.

The list of restrictions for people traveling from the U.S. to Europe is growing as European Union members implement new rules amid COVID’s spread.

Travelers on airplanes, trains, buses and in airports and train stations should be prepared to continue to wear masks for holiday travel.