WikiPal USA app for iPhone and iPad
WikiPal USA has over 220,000 United States (USA) Wikipedia & Wikivoyage geocoded places in its database. You can browse places around your current location or around a chosen location.
Because all place data is resident in the app cellular data usage is kept to a minimum.
WikiPal may be used offline.
Offline Capabilities: Wikipedia & Wikivoyage article text and offline maps.
Not Available Offline: driving & walking directions, nearby businesses, and the ability to choose a location other than your current location.