the kaba! its a very special place to Muslims and they should at least visit it once their lifetime, as its their duty to command Allah!
Haj
at least once or twice a year depending on how old it is.
Millions of Muslims go there every year, as pilgimage is one of the five pillars of Islam (i.e all the Muslims should go to Mecca at least once in their lifetime.)
Eye Appointment You should visit an eye doctor once per year for a regular eye exam.
Younger patients without existing conditions can go for a health scan once a year or even once every two years. Those with existing conditions should visit more frequently as advised by their doctors. Patients above the age of 50 who are at a higher risk should visit once every few months.
kachinas
Everyone should get their chimney cleaned once a year.
Millions of Muslims visit Faisal Mosque each year. It is a regular place of worship and a place of learning as well. Exact number of visitors can't be recorded.
Once a year
Muslims should not drink wine and should not eat pork and blood and meat of dead animals (without slaughter). some birds and some fishes are restricted. also Muslims should fast in days one month each year
Only once, unless the cat has a health problem. Generally, a healthy cat only needs its annual checkup.
Mandatory car inspections should be free for everyone once a year.