We human beings generally feel the need to take action to solve our problems. However, we don't always know how. So, the ancient Greeks had problems. They suffered from diseases that they did not know how to cure, crop failures, bad weather, ships lost at sea, invasions from Asian Minor (now known as Turkey), and many other problems, and they didn't know very much about what caused these problems or how to solve them. So they imagined a group of powerful beings who are in charge of the universe, and who might be willing to help, if they were asked nicely enough. It was a pretty desperate strategy given that they had no real evidence that such beings existed.
To worship their various gods.
Ancient Greeks needed a place to worship the gods and to do other things.
No. Jesus came thousands of years After the Greeks.
they spoke to oracles and the looked at animal entrails
Why do we do this today? The answer is the same: faith.
At their temples.
Gods
At temples or by prayer.
Yes,some do!
Most did, yes.
To worship their various gods.
It is in their tradition and it is something they strongly believe in.
burnt offerings and temples of worship
They worshiped a whole pantheon of Gods.
Temples dedicated to specific gods or goddesses.
They burnt offerings and prayed and sacrificed animals.
Ancient Greeks needed a place to worship the gods and to do other things.