# My Gym Manassas > Spacious gym area offers climbing walls, ball pit, and toddler trampolines where children run freely and engage in lively games. Clean, safe environment fills with joy and excitement, creating a community vibe without crowds or chaos. Staff lead interactive activities that suit mixed age groups, making it a popular spot for children's birthday parties. Source: https://www.atly.com/location/MyGymManassas - Address: 7849 Sudley Rd, Manassas, Virginia, United States - Phone: +17038440538 - Website: http://mygym.com/manassas ## What it is good for - Birthday Parties — 10/10 - Fun Activities — 10/10 - Kid Friendly — 9.8/10 - Party — 9.8/10 - Gyms — 9.6/10 ## What people say - "The staff here is so kind and helpful with the kids." - "The party staff was amazing with the kids and handled all the details." - "The staff at this Gym are so kind and supportive." ## Good to know - The facility is clean and well-organized for children's activities. - They offer a mid-tier Deluxe Celebration package that includes setup and food. - Parents can bring their own food for birthday celebrations. - Activities are tailored for mixed age groups, ensuring fun for all. - The venue is suitable for children aged 2 to 10 years. ## 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.