[jimmySixDOF]

Could also look at Three.js with React-Three-Fiber. Babalyon.js is also popular but since you mentioned React the R3F route might work.

Edit: for a sample check out this guy made his portfolio site as an Immersive Web Ramen Shop:

[1] https://jesse-zhou.com/

[d13]

Stay away from React bindings! It looks nice when you first start but you’ll soon enter memory leak hell forever. Biggest rookie mistake there is. Just stick to a dead simple framework-free UI, HTML+CSS

[hirako2000]

even considering the trend of unique and super creative immersive sites, this one is just incredible.