2nd & 4th Weekends; May-Oct. Bristoe Station Battlefield Heritage Park Tours 11 a.m. – 3p.m.; Tours leave on the hour; Free. Join Bristoe Station Battlefield historians for guided tours of the hallowed grounds that contain camps, cemeteries, and battlefields. Tours begin on the hour and depart from the kiosk Bristoe Station Battlefield Heritage Park, 703- 366-3049.