Garden Gym 3D Render

I'm looking for a detailed floor plan and 3D render of a garden building intended as a recreational room, specifically for gym and fitness activities.

Requirements:
- The design should include all gym equipment to scale.
- The layout should be functional and spacious enough to accommodate various fitness activities.

Ideal skills and experience:
- Proficiency in architectural design software
- Experience in creating 3D renders and detailed floor plans
- Knowledge of gym equipment and space requirements