The Federal Aviation Administration said this will mark the busiest Fourth of July travel week in 15 years with a total of more than 300,000 flights.

Here's what to do this week in the Washington, D.C. area. Nationals home games: Tues., through Sun., including Freedom Fireworks on Thurs., July 3 National Independence Day Parade: Fri., 11:45 a.m., Constitution Avenue NW from 7th to 17th Street, free