Garmin aera 660 Pilot’s Guide 190-02017-20 Rev. AAppendix H166OverviewNavigationFlight PlanningHazard AvoidanceAdditional FeaturesAppendicesIndexItem SymbolIntersectionVisual Reporting PointLOM (compass locator atouter marker)NDB (non-directional radiobeacon)VORVOR/DMEILS/DME or DME onlyVORTACTACANNavaidsItem SymbolInterstate HighwayUS HighwayState HighwayNational HighwaySmall CityMedium CityLarge CityMiscellaneousIFR SYMBOLSItem SymbolVFR, Soft/unknown Surface,Non-servicedVFR, Soft/unknown Surface,ServicedAtlantic Database AirportsItem SymbolLow-AltitudeHigh- AltitudeAirways