And who knows how many customs, and cuisines and dances and theaters and stories and paintings and sculptures and monuments and forts and hotels and restaurants.
We are not entirely sure if one lifetime would be enough to visit all of 50,000 cities in the world. We can't really say how much time it will take to see all the beaches there are. Or all the mountains, the hills, rivers.
If you asked, we couldn't tell you how many trees swing in the wind. Or how many birds fly in the air. We don't know how many fishes swim the seas.
If you aksed you'd find we don't understand much about timezones. We certainly don't know anything about you.