Sensory barriers: visitors with visual or hearing
difficulties.
* Physical barriers: visitors in a wheelchair or with
mobility issues or simply placing signage and
interpretation at an inaccessible height.
* Intellectual barriers: visitors will have a range of academic
and intellectual levels.
* Language barriers: visitors will understand and
relate to different terms and terminology in different
ways.
* Social and cultural barriers: Certain images and references
may not be appropriate for the site due to
cultural sensitivities.