https://www.boldmethod.com/blog/quizzes/2026/04/do-you-know-these-six-ifr-navaids/
Quiz: Do You Know How These 6 IFR NAVAIDs Work? | Boldmethod
Do you know your NAVAIDs?
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https://www.faa.gov/airports/planning_capacity/non_federal
Non-Federal NavAids, AWOS & Other Systems | Federal Aviation Administration
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https://www.maritimejournal.com/maritime-insights/equipment/navaids
Navaids | Equipment | Maritime Journal
Maritime industry news covering Fixed and floating Aids to Navigation (AtoNs), lighthouses, lightships and buoy placement.
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