The main reason why we cannot drill a hole to the Core is

See the explanation

Explanation:

At the inner core, you'd have to drill through solid iron. This would be especially difficult because there's near-zero gravity at the core and there it is super heat ness leverl that no-human can survive the heat of that core and many research are still under-work.

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.