During the solstice twice a year for a few minutes there are no shadows as the sun shines straight down the tube.
One of the equator monuments
idonotwantapickle.com / People ask why "Follow the White Rabbit". Whether you take it literally or metaphorically. Following the white rabbit means, to follow an unlikely clue, an innocuous unbelievable sign, to find oneself in the midst of more or less normal to extraordinary, marvelous, amazing circumstances that challenge one's fundamental beliefs, expands one's horizons and or perception of realities, transforms one's perspective and change one's life.
cool!