# CenturyRides.org

> The authoritative open directory of 100-mile / 100-kilometer (century/metric century) cycling events, alpine challenges, and gravel endurance rides across North America (United States, Canada, and Mexico).

## Overview
CenturyRides.org provides programmatic and human access to organized century rides across North America. Each entry contains verified geographical location, sub-region, calendar month, official destination URL, terrain tags, and route elevation details.

## Machine Readable Interfaces
- Schema.org SportsEvent Specification: `/schema/century_rides_schema.json`
- Universal Commerce Protocol (UCP): `/.well-known/ucp`
- OpenAPI 3.1 Specification: `/.well-known/openapi.yaml`
- Extended Agent Specification: `/.well-known/agent.json`, `/llms-full.txt`
- Query & Search API: `/api/rides` (GET - supports `?format=schema` or `?format=jsonld` for Schema.org SportsEvent array, x402 Micropayment enabled)
- Free Preview Discovery Tier: `/api/rides/summary` (GET)
- Submission Ingestion: `/api/rides` (POST)
- Model Context Protocol (MCP) Server: Available in the `/mcp-server` repository directory for local agent installation (Stdio).

## Programmatic SEO Directory
- Programmatic Hub Directory: `/century-rides/` (Complete North American index)
- 50 US State Guides: `/century-rides/<state-slug>/` (e.g. `/century-rides/california/`, `/century-rides/indiana/`, `/century-rides/colorado/`)
- 12 Month Seasonal Calendars: `/century-rides/<month-slug>/` (e.g. `/century-rides/september/`, `/century-rides/june/`)

## Key Resources
- Demo Mode (Clean UI): `/demo.html`
- 12-Week Century Training Guide: `/guide.html` (Comprehensive endurance, pacing, and fueling protocol for a 100-mile ride)
- Brand Assets & Logos: `/brand.html`
- Frequently Asked Questions: `/faq.html` (Differences between metric/imperial, training, pacing, and fueling guidelines)

## Key Entities
- **Century Ride (100 Miles)**: Single-day or multi-day bicycle event with a sanctioned 100-mile route.
- **Regions**: Indexed sub-state zones (e.g., Blue Ridge, Driftless Area, Suwannee River, Flint Hills).
- **Surface Disciplines**: Road, Alpine / Mountain Pass, Gravel / Mixed-Surface, Rail-Trail, Urban.