Maplets — by Zaia DesignPrice: $2.99For: iPhone and iPadReview:If you love travelling and having an adventure then this app is your guide to different travelling maps. Go to national and state parks, or try and explore the bike trail and transit maps. This app is highly recommended for its great accuracy and GPS on different locations. So the next time you go to an adventure never leave your house without this app. Park MapsPrice: $0.99For: iPhone and iPadReview:Though it is not as good as the previous app, this one still delivers. And the maps are in high resolution and are all easy to read. And it you want to go to state, national and monuments parks then this is the one you are looking for. iTrailMap 3D (ski and snowboard trail maps)Price: $4.99For: iPhone and iPadReview:If you want to go skiing or trailing in the mountains then this app gives you the specifics where you can do these stuffs. It will give you very clear and accurate trail maps and 3D models of ski resorts. So if you are looking for an adventure in new terrains this one is the app for you. ViewRanger Outdoors GPS (Open)Price: FreeFor: iPhone and iPadReview:More maps for you to explore! Though this one doesn’t have many good reviews since it only has very limited content, some think that this one is quite a good app when it comes to looking for an outdoor adventure. National Park Maps HDPrice: $3.99For: iPhone and iPadReview:Now this one is the definite app for travellers most especially if you want to explore major parks and landmarks in the country. You can even look for the nearest park around your area for you to explore.