Categories

The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.

• San Antonio Arsenal (1 member)
• San Antonio Aviation Cadet Center (1 member)
• San Antonio FAA Radar Site (1 member)
• San Antonio Quartermaster Depot (1 member)
• San Carlos de Barrancas (1 member)
• San Clemente Air Force Station (1 member)
• San Diego Barracks (4 members)
• San Diego Depot (1 member)
• San Francisco NIKE Sites (6 members)
• San Francisco Research (1 member)
• San Juan Bautista Post (1 member)
• San Nicolas Island USN Radar Site (1 member)
• San Pedro Hill Air Force Station (1 member)
• San Pedro Hill FAA Radar Site (1 member)
• Sandwich Point Battery (1 member)
• Sandy Hook Fort (1 member)
• Sandy Hook Proving Ground (1 member)
• Sandy Hook Proving Ground - Additional Photos (1 member)
• Santa Fe Trail (1 member)
• Santa Rita del Cobre Presidio (1 member)
• Santa Rosa Island Air Force Station (1 member)
• Saratoga Springs Air Force Station (1 member)
• Sartwell's Fort (1 member)
• Saskatchewan All (37 members)
• Saskatchewan Camps (3 members)
• Saskatchewan Counties (0 members)
• Saskatchewan Forts (35 members)
• Saskatchewan HBC Posts (9 members)
• Saskatchewan NWC Posts (1 member)
• Saskatchewan Not Visited (8 members)
• Saskatchewan Radar Sites (1 member)
• Sate Camp of Instruction (1 member)
• Sault Ste. Marie Trading Post (1 member)
• Sault Ste Marie Air Force Station (1 member)
• Sault Ste Marie Lashup Radar Site L-21 (1 member)
• Savanna Army Depot (1 member)
• Savanna Army Depot Activity (1 member)
• Savanna Ordnance Depot (1 member)
• Savanna Proving Ground (1 member)
• Savannah Air Force Station (1 member)
• Schell Creek Station (1 member)
• Schofield Barracks (1 member)
• Schoharie Blockhouse (1 member)
• Schoharie Valley Forts (11 members)
• Schriever Air Force Base (1 member)
• Schriever Space Force Base (1 member)
• Schuylers Supply Depot (1 member)
• Schuylkill Arsenal (1 member)
• Scottow's Fort (1 member)
• Scottow Stockade Fort (1 member)