The Building Las Vegas Web Archive is comprised of archived websites captured in 2017 that are related to UNLV University Libraries documentation project, Building Las Vegas. Archived websites represent architecture firms, construction companies, and housing developers in the Las Vegas Valley. This collection includes websites for organizations such as Mark L. Fine & Associates, Klai Juba Wald Architecture, Southern Nevada Home Builders Association, and AIA Las Vegas.

The Las Vegas Archive Memorabilia and Promotional Materials (approximately 1960-2019) contains reproductions of photographs taken of historic landmarks around Las Vegas, Nevada and entertainers like Elvis Presley, Nat King Cole, Frank Sinatra, Dean Martin, and Liberace performing in Las Vegas. The collection also contains digital photographs from 2008 of an airship displaying an advertisement for the M Resort Spa and Casino. There is also memorabilia from the MGM Grand Hotel including a gaming guide, decks of playing cards, and a commemorative drinking glass. The collection also includes several historic postcards depicting Las Vegas, political campaign buttons for local Nevada elections, and greeting cards from U.S. Representative Jim Santini.