The Ronald Reagan Presidential Library and Museum presents the 15th annual Christmas Around the World Exhibit through Jan. 4 at the museum, 40 Presidential Drive, Simi Valley.

This year's exhibit has been expanded to more than 4,000 square feet of indoor gallery space. The display includes 26 trees representing the countries Reagan visited while in office as well as themed trees symbolizing the Nutcracker, Santa Claus and the White House.

For the first time, letters, gifts, scrapbooks and artifacts from Reagan's collection will be on display.

The menorah exhibit shows many of the menorahs given to Reagan while he was in the White House.

Regular museum admission is required to view the special exhibits. For more information, call (800) 410-8354.

The museum will have the following extended holiday hours: 9 a.m. to 5 p.m. Dec. 22, 23 and 26 through 31, and 9 a.m. to 3 p.m. Christmas Eve, Dec. 24. The museum will be closed Dec. 25 and Jan. 1.

Hours for all other days will be from 10 a.m. to 5 p.m.