Quantum modal realism (QMR) posits that all possible worlds are as real as the actual one, requiring experimental setups that challenge conventional spatial and environmental constraints. Designing outdoor seating to accommodate QMR experiments involves a fusion of physics, architecture, and philosophy.

Key Considerations:

1. Modularity: Seating must be adaptable to simulate multiple "worlds" or configurations, allowing researchers to test quantum superpositions in open-air environments.

2. Material Science: Use non-interfering materials (e.g., non-magnetic metals, polymers) to avoid disrupting quantum states while ensuring durability against weather.

3. Spatial Isolation: Arrange seating to minimize environmental decoherence, incorporating barriers or natural topography to shield experiments from noise.

4. Measurement Integration: Embed sensors (e.g., photodetectors, pressure plates) into seating to record quantum phenomena without invasive setups.

Innovative Approaches:

- Fractal Geometry: Leverage self-repeating patterns in seating design to mirror quantum entanglement principles.

- Dynamic Adjustability: Incorporate movable segments to test how observer interaction affects quantum outcomes.

By reimagining outdoor seating as a framework for QMR, researchers can bridge theoretical physics with tangible, scalable experiments—turning parks and plazas into laboratories of the multiverse.