Deletion of List of people who have walked across the United States

Comment: It's a |notable topic per the references and further reading list. As  says "Because the group or set is notable, the individual items in the list do not need to be independently notable." It is then down to editorial discretion to determine what is included in the list and that is a not a matter for AfD
Stance: keep
Cited policy: Wikipedia:Notability (WP:GNG||WP:NOTESAL)

Comment: one of the common reasons for lists is that they allow for entries which are not notable enough for their own page. Also, per AFD articles that can be fixed through normal editing are not candidates for AfD, even if the normal editing must be done frequently and tediously in order to maintain the article. However, per 
Stance: keep
Cited policy: Wikipedia:Notability (WP:NOTESAL)