When set to TRUE, the terrain under the model appears as black. When set to FALSE the terrain database imagery is displayed.
JavaScript
HideBelowImagery
C#
bool HideBelowImagery { get; set; }
C++
HRESULT HideBelowImagery([out, retval] VARIANT_BOOL* pVal)
HRESULT HideBelowImagery([in] VARIANT_BOOL pVal)