Does anyone have a days of the week hashtag list? Here are a few I have found
#PhotoMonday
#MosiacMonday
#TuesdayTombs #TreeTrunkTuesday
#WednesdayWakeup
#WackyWednesday
#HillfortsWednesday
#FlowersOnFriday
#SixOnSaturday
#caturday #StandingStoneSunday
#SilentSunday

Please reply with others

@kwheaton I have a very long list of Daily #PhotoTheme hashtags that were used in the Google Plus days...