I never use that app for its main purpose but I do play around with it occasionally. I recently found im at about ~780 ft above sea level (idk what that is in logical units like meters probably at least 4 meters murica)
Both are silly made up holidays that promote values that I find largely offensive, especially at scale. The only holidays that I personally value are holidays that celebrate the history of a group and/or person, and slutoween/caplitalistmas are the exact opposite of that.