The American Red Cross is a humanitarian organization in the United States that provides emergency assistance, disaster relief, and education and training in various health and safety fields.

A lifeguard is a rescuer who supervises the safety and rescue of swimmers, surfers, and other water sports participants such as in a swimming pool, water park, beach, spa, river and lake.

The National Register of Historic Places is a widely recognized official list of historic sites and properties in the United States.