# Royal Arch > Rock formation with an arch offers stunning views of Boulder and the Flatirons. Trail is strenuous with stairs and basic climbing, attracting a wide range of ages and dog-friendly groups. It feels busy but never overcrowded, with a friendly atmosphere and popular weekend crowds. Source: https://www.atly.com/location/RoyalArch - Address: Boulder, Colorado, United States - Phone: +13034413440 - Website: https://bouldercolorado.gov/parks-rec/chautauqua-park ## What it is good for - Scenic Views — 10/10 - Nice View — 9.8/10 - Parks — 8/10 - Parking Available — 6.7/10 ## What people say - "The views from the arch are amazing and beautiful." - "This park hike is a tough workout, taking about 3-4 hours." - "Parking is free, but get there early on weekends." ## Good to know - Parking is free unless it's a weekend. - Parking is limited on weekends, so arrive early. - Bringing snacks and plenty of water is advisable for the hike. - The trail can be icy in late fall or winter, so be cautious. - The hike requires some balance and athleticism, suitable for various ages. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.