TrailVerse covers 470+ NPS parks and sites — research, live conditions, and Trailie in one place. Browse without an account; sign in free for unlimited Trailie, live web search, and state-park trips.
Search and filter on Explore, browse by activity on Explore by Activity, then compare finalists before you book.
Search the full NPS catalog on Explore with state filters and a National Parks toggle. Every park page pulls together photos, weather, alerts, and reviews.
See parks, campgrounds, and places on one map. Click any marker for a preview or open the full park page.
Compare up to four parks side by side on fees, crowds, weather, parking, and activities.
See what is actually happening at a park before you drive there.
Current conditions and 5-day forecasts from OpenWeather, plus official NPS alerts for closures, safety warnings, and conditions.
Browse ranger programs, tours, and special events pulled from National Park Service data.
Turn a rough trip idea into a practical day-by-day plan. Guests get 5 Trailie messages for NPS catalog trips; sign in free for unlimited chat, live web search, and state-park planning.
One Trailie assistant for every message — quick tips and structured day-by-day itineraries alike. No model toggles required.
Trailie builds day-by-day plans from your dates, budget, group size, fitness level, and interests — NPS catalog as a guest, broader outdoor destinations when signed in.
Trailie weaves closures, events, and permit notes into chat — catalog data for all guests; signed-in users also get live web search for state parks and current local conditions.
Signed-in trips auto-save to chat history so you can resume, refine, or archive finished plans.
Hands-free voice planning on most pages. Ask about weather, alerts, park picks, or comparisons — Trailie uses live NPS tools while you browse.
Keep your plan usable offline and easy to share with travel companions.
Open the plan workspace to turn Trailie day-by-day output into a visual timeline. Reorder stops, add custom activities, and edit details.
Export a saved itinerary as a clean, printable PDF for offline reference on the road (signed-in trips).
Generate a public share link from a saved trip so friends can view your plan without signing in.
Save favorites, log visits, and learn from real traveler reviews.
Save parks and blog posts to your profile. Bookmark events on the Events page for quick access on this device.
Mark parks visited with dates and notes to build your personal park passport.
Read and write park reviews with photos, plus browse expert guides and blog categories.
Install TrailVerse as a PWA for app-like access. Cached pages and saved account data help when signal is spotty.
The same NPS-focused Trailie tools power ChatGPT and Claude — handy when you already live in those apps. Full outdoor planning with web search and state parks stays on the website.
Use Trailie inside ChatGPT for live NPS data across 470+ sites — compare parks, weather, alerts, search, and ranger programs. plan_trip works for any US destination (NPS, state parks, cities, road trips). No TrailVerse account required; saved trips and web search are on the website.
Connect Claude Desktop or claude.ai to the same live park data via our MCP server — plan trips, compare parks, and pull real-time conditions without leaving Claude.
Built by a traveler who visited 17+ parks — not a generic travel aggregator
Trailie runs on Claude Sonnet 5 and is enriched with real-time NPS data — not just training data. Talk to Trailie voice uses OpenAI Realtime with the same live park tools.
Go from Trailie chat to the plan workspace, then PDF export — without copying between separate apps.
Deep coverage across 470+ NPS parks and sites with park-specific weather, alerts, events, and reviews. Not a generic travel app.
Signed-in trips auto-save to chat history. Come back days later and continue where you left off — full context preserved.
Start with Trailie or explore the park directory. Free account, no credit card.