You will find official publications with special focus on communmications security reliability to include infrastructure protections, computer and networking security, cyberspace policy, military communications tactics including complex military operations, foreign diplomacy, and more.
These maps and guidebooks from the National Park Service available for adults and children may be the perfect planning tool for a local or distant travel exploration.
Marine Corps University Press (MCUP) was established in year 2008. According to MCUP website, "MCUP recognizes the importance of an open dialogue between scholars, policy makers, analysts, and military leaders and of crossing civilian-military boundaries to advnace knowledge and solve problems."
Find maritime regulations relating to navigation rules and U.S. Coast Guard Disaster Response through rivers and oceans. This collection also covers best practices for bridge inspectors, vessel inspections, and more historical maritime publications published by the U.S. Naval War College and U.S. Naval History and Heritage Command.