Labeling Gauges
Grid[{{AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> Automatic], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> "Unit"], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> Full]}, {AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> "height"], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> {"Value", "Unit"}], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> {Automatic, "Unit", "height"}]}, {AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> Placed[Framed["X", Background -> Green], Top]], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> Placed[Framed["X", Background -> Green], 42]], AngularGauge[Quantity[42, "Feet"], {0, 100}, GaugeLabels -> Placed[Framed["X", Background -> Green], {0.5, 0.75}]]}}]