This list is just a few websites recommended by Granite State Ambassadors & State Welcome Center attendants. They cover common topics and all regions of NH.
ATV and Snowmobile
ATVING
https://www.visitnh.gov/things-to-do/recreation/atving
NH Snowmobile Association
https://nhsa.com/
Snowmobile Trail Conditions
https://www.nhstateparks.org/activities/snowmobiling/trail-conditions
Snowmobiling
https://www.visitnh.gov/things-to-do/recreation/snowmobiling
Boating and Rafting
State of NH List of Public Access Boating and Fishing Sites (PDF)
https://www.wildlife.state.nh.us/access/documents/access-sites.pdf
Public Access to NH 36 Largest Lakes
https://www.nh.gov/osi/planning/services/gis/public-access/index.htm
White Water Rafting
https://www.visitnh.gov/things-to-do/recreation/white-water-rafting
General
Atlas Obscura – Unusual things to do in NH
https://www.atlasobscura.com/things-to-do/new-hampshire
NH Historical Highway Markers
https://www.nh.gov/nhdhr/markers/
https://www.cruisingnewhampshirehistory.com/
NH State Parks
https://www.nhstateparks.org/
Roadside America
NH attractions and oddities.
https://www.roadsideamerica.com/location/nh/all
SeeSwim.com
Swimming holes and other places of interest
https://seeswim.com/?s=new+hampshire&type=keyword
Stay, Work, Play NH
What NH can offer the 20 to 30 year olds in terms of staying, working, and playing here.
www.stayworkplay.org
Visit NH – State of NH Tourism website
State-wide info.
https://www.visitnh.gov/
White Mountain National Forest
https://www.fs.usda.gov/whitemountain/
Hiking and Biking
Biking maps by Region
https://www.nh.gov/dot/programs/bikeped/maps/index.htm
NH Hiking from Visit NH
https://www.visitnh.gov/things-to-do/recreation/hiking
Trail Finder
https://www.trailfinder.info/trails/search-results?q=new+hampshire
Trails NH.com
https://trailsnh.com/
TrailsNH.com
Trails NH – Road and Gate reports.
https://trailsnh.com/reports/Forest-Roads-Gates.php