Yosemite
California
42 mapped candidate routes. Best first pass: Valley floor loops.
Park hubs
These hub cards model the supporting pages: route inventory, best low-climb use case and official-alert reminders before users choose a trail.
Park list
Each hub starts with route inventory, low-climb context and an official-alert reminder.
California
42 mapped candidate routes. Best first pass: Valley floor loops.
Arizona
31 mapped candidate routes. Best first pass: Rim walks near shuttle stops.
Colorado
27 mapped candidate routes. Best first pass: Lake loops below treeline.
Utah
24 mapped candidate routes. Best first pass: River corridor paths.
Wyoming
36 mapped candidate routes. Best first pass: Boardwalk geology loops.
Maine
21 mapped candidate routes. Best first pass: Carriage roads and pond loops.
Park-level planning
A park hub narrows the planning question. It does not replace the destination's current visitor information.
Begin with the day's fixed constraints: a child's pace, a mobility need, limited daylight, a heat concern or a preference for nearby facilities. Then open the park hub and keep two route candidates rather than committing to the first attractive name. A route that is gentle on paper may still be a poor choice if the approach, parking, shuttle, surface or return does not fit the group.
Use the hub's best-first-pass description as a way to browse, not as a recommendation for every visitor. The right choice depends on the actual people and the actual day.
Route geometry, elevation, surface notes and route shape can help with a stable first comparison. Alerts, closures, weather, road status, shuttle operations, permits, visitor facilities and temporary accessibility details are live conditions. They can change after an article, route record or search result was published.
Open the destination's official NPS page before the visit. If a current notice conflicts with this hub, the official notice controls the plan. When the question is specific to mobility, a closure or an emergency, use the park's direct contact route.
A backup is more useful when it changes the risk, not just the trail name. Consider a shorter option, a route with a different exposure pattern, a lower-commitment viewpoint, a route near a facility or a plan that can turn around earlier. Do not assume that a short distance guarantees a smooth or step-free surface.
After selecting a primary and backup, estimate time conservatively with the hiking time calculator, leave room for stops and check the official source again if weather or access changes.
How to read the cards
The route counts on this index describe the candidate records available in each hub; they are not a live count of every open trail in the park. “Best first pass” is a browsing lens based on the site's route context, not an official park endorsement. Alert notes identify the kind of question a visitor should verify, but they do not report a current closure or promise that a facility is available.
For the data boundary and attribution, read How Gradient Trail separates terrain metrics from current conditions. For current park information, use the National Park Service Find a Park directory and follow through to the destination page. The NPS API documentation describes the public API used for site snapshots; it is not a substitute for a same-day alert page.
Official-source questions
Use the park hub to decide what to investigate, then open the official destination page and look for direct answers. A useful check is specific enough that another person in the group could act on it.
Is the trailhead, parking area, shuttle stop or entrance open for the planned time? Are there reservations, permits, seasonal gates, construction detours or a changed approach? If a route depends on a facility, is that facility open and located where the group expects?
Are there current heat, smoke, storm, snow, flood, wildlife or visibility notices? Does weather change the surface, exposure or turnaround point? Are the route notes describing a stable feature or a condition that needs a fresh check?
What is the lower-commitment option if the first route is unsuitable? Who should the group contact when an access question is specific to a person, device, facility or temporary closure? Keep the official page and the park's contact path with the itinerary.
The goal is not to collect more facts than the day needs. It is to close the uncertainty that could make the primary and backup plans fail. The disclaimer explains why a route label cannot replace a current official check.