Preview: Holiday decorations at the White House (18 images)

The official White House Christmas tree is seen in the Blue Room at the White House. This year's holiday theme, designed by First Lady Melania Trump, "American Treasures" honors the heritage of America and incorporates features found across the Nation, according to the White House. Photo by Kevin Dietsch/UPI

The official White House Christmas gingerbread house is seen on display. Photo by Kevin Dietsch/UPI

The tradition of having a White House gingerbread dates back to the Nixon administration in 1969 when Assistant Executive Chef Hans Raffert added a gingerbread house to the holiday decor. The first replica White House was done in 1993 by Executive Pastry Chef Roland Mesnier. Photo by Kevin Dietsch/UPI

Decorations in the theme of the first lady's "Be Best" campaign are seen in the Red Room. Photo by Kevin Dietsch/UPI