What type of landing area is indicated by a red "H" on a white cross?

The presence of a red "H" on a white cross specifically indicates a hospital heliport. This symbol is used to guide pilots to designated landing zones for medical helicopters, making it clear and recognizable during flight operations. Hospital heliports are crucial for rapid medical transport, allowing helicopters to land safely in close proximity to medical facilities.

In contrast, other landing areas like runways, emergency landing areas, and private airstrips have different designations and markings that do not match this particular symbol. For instance, a runway typically does not feature symbols similar to those used for heliports, while emergency landing areas may have specific markings that outline their purpose but do not use a distinct "H" symbol. Private airstrips also have their own unique signs that differentiate them from both hospital heliports and emergency sites. This clarity in markings helps ensure safety and operational efficiency in aviation.