Find parks, forests, nature centers and activities near you using a handy city and zip code search engine.
Oh, Ranger! ParkFinder
Locate public lands including national parks, state parks, national forests, and wildlife refuges. Search by 20 activities available at different sites.
The app is intended for general public for interactive use. The app offers feature such as birds and frogs sounds, trails, directions and useful Forest information.
Backcountry Navigator PRO GPS
Explore beyond cell coverage for topographic maps to use when navigating backcountry.
Virtually ‘fly’ around the planet to view cities, homes, and businesses. Browse layers including roads, borders, and photos; and use the new “tour guide” to easily discover exciting new places to explore.
Download and use maps on site without internet connection.
Show your current location, where you've been, and find new routes. Maps automatically switch as you travel.
Trailhead by The North Face
Use your current location to find the nearest hiking trails, including their length, descriptions, pictures and tips.
Smithsonian Stories of World Heritage
In honor of the 1972 UNESCO Convention concerning the Protection of World Cultural and Natural Heritage Sites, the Smithsonian and UNESCO have partnered to produce the Stories of World Heritage app - a list of the most outstanding natural and cultural sites in the world with stories and maps.
An interactive field guide to native trees, shrubs, perennials, ferns, vines, and grasses indigenous to Eastern Canada and the Northeastern United States.
Uses 4,500 unique images to find and identify over 1,000 different species of trees and shrubs,
Guide to flowers in North America, with taxonomic guides, range maps, natural history, and photos for over 1,600 flowers in the US and Canada.
Includes 100 of the most common trees in North America as a helpful resource guide.
Guide to trees in North America, with taxonomic guides, range maps, natural history, and photos for over 700 species.
Fungitron – Mushroom Guide
Developed in cooperation with members of the Mycological Society, the iMushroom Guide is an original guide to edible, poisonous, exotic, and medicinal fungi.
Covers over 560 common species of mushrooms, other fungi and slime mold, including photos,taxonomic information, species descriptions, and reference material.
Use Bee Smart™ Pollinator Gardener to browse through a database of 1,000 native plants, according to pollinators you want to attract, light and soil requirements, bloom color, and plant type.
Audubon Insects and Spiders
Includes 510 of the most common species of insects and spiders found in North America, featuring habitat, range, size, and photographs of each species.
Guide to over 600 butterflies of North America, with beautiful photographs to help in identification.
Offers comprehensive identification, behavior, habitat and ecology information, hand-drawn illustrations, professional photographs, range maps, and playable calls for 924 North American and Hawaiian bird species.
Track your bird sightings and see others’ local bird observations.
Peterson Field Guide
Guide to birds, including a log of those you’ve seen.
Guide to over 270 mammals in the U.S. and Canada, including information on appearance, habitat, ranges, natural history, and behavior; and photographs.
An advanced freshwater game fish identification application with stunning artwork, accurate descriptions, and helpful hints to help you distinguish between 60+ freshwater species.
State of the Air
From the American Lung Association, this app gives you the ability to see air quality indexes and alerts anywhere in the United States.
Easily locate and identify 20,000+ objects in the night sky using a 360-degree, touch-control star map that displays constellations, stars, planets, satellites, and galaxies currently overhead.
Identify stars and planets by pointing your device towards objects in the sky, zoom in and out, and switch various layers such as constellations, planets, grids, and deep sky objects. Determine the locations of planets and stars relative to your own current location.
Search over 150 sites to find a description of the area, and what rocks, gems, and minerals you may find there.
iNaturalist/Encyclopedia of Life
Record what you see in nature, meet other nature lovers, and learn about the natural world as part of the largest database of living things in the world.
Help monitor the health of your local watershed by snapping a picture and report how much water and trash you see. Data is aggregated and shared with water control boards to help them track pollution and manage water resources.
Easily report your wildlife sightings and identify species. Your observations will be shown and tagged on National Wildlife Federation’s Wildlife Watch website.
Snap a photo of wildlife and other items observed outdoors. You can also partake in a citizen science mission or share your experiences with others.
Log your nature-based sightings with or without a photo and write in your notes with the date and location automatically recorded.
Participate in citizen scientist missions and explore, uploading photos and details about flora and fauna, and meet other nature enthusiasts.