OVERVIEW
Since its reconstruction in 1998, this 3.1 million-square-foot event space has remained the biggest building in Washington. The entryway features a 125-foot-tall domed glass-and-steel rotunda. The center has 15 event spaces that hold between 20 and 2,000 guests. Wi-Fi is available in every exhibition space and ballroom and in the four-acre outdoor Woodrow Wilson Plaza, which holds 3,000 for receptions.