Which artist or work, or structure had the most impact on you? Tell us about a specific example and what ideas or emotions it brought up for you.

https://youtu.be/EitBPLMRxAw Which artist or work, or structure had the most impact on you? Tell us about a specific example and what ideas or emotions it brought up for you. Neither Rothko or Turrell use any representation. Rothko uses flat fields of color and Turrell uses light alone. Why are these approaches more or less helpful for people interested in a spiritual experience?