# Underground Gym > Small group classes create an intimate, supportive environment where members mostly over 40 work out together. The vibe stays low key with no loud music, fostering a welcoming, family-like atmosphere. Sessions last 30 minutes but deliver intense, full-body workouts suitable for all fitness levels. Source: https://www.atly.com/location/UndergroundGym - Address: 327 NJ-35, Red Bank, New Jersey, United States - Hours: Wednesday: 06:00 AM - 08:00 PM Thursday: 06:00 AM - 08:00 PM Friday: 06:00 AM - 08:00 PM Saturday: 06:00 AM - 01:00 PM Monday: 06:00 AM - 08:00 PM Tuesday: 06:00 AM - 08:00 PM - Phone: +17326866566 - Website: https://undergroundgym.com/ ## What it is good for - Gyms — 10/10 - Weight Lifting Gym — 7.5/10 ## What people say - "The gym staff offers personal attention and genuine encouragement." - "The instructors give you personal attention at this weight lifting gym." ## Good to know - Classes are intimate, with no more than 10 participants. - Sessions last only 30 minutes but provide a full body workout. - Nutrition plans and weight loss support are available. - The gym offers a supportive environment for all fitness levels. - Visible results can be achieved with consistent attendance. ## 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.