Ключевые слова: 50th, antietam, battle, battlefield, beard, binoculars, blue, civil, cloud, clouds, colonel, confederate, corn, cornfield, day, famous, field, grass, green, historic, historical, history, infantry, landmark, man, marker, maryland, monument, national, park, pennsylvania, regiment, sculpture, site, sky, soldier, statue, tourism, tourist, travel, union, volunteer, war,