Seaside Hill was probably one of the brightest, most vibrant places on the entire planet. So much that many vacationers and tourists often pass by it. Obviously, SEGA knows this, given its usage in many games since.
But this isn't about SEGA. It's about how great it is to be in Seaside Hill.
"Boy, I'll say!" Toadette exclaimed, being high in the clear blue sky as she was holding onto a red and white umbrella, the wind gently blowing her upward, right through the soft, white puffy clouds. The sun was even brighter higher than it was on ground level, which really says something seeing as how Seaside Hill is sun drenched. Of course, none of this mattered to Toadette, who was enjoying the height and the pleasant summer breeze as she toured the entire tropical area.