Please help me with this Riddle

I am having a very difficult time with this riddle, if anyone can help me it would be greatly appreciated.


To find the basket you must fly.
Go East of here and give it a try.
Once the biggest it used to be.
An important landmark in history.
Two words you need and nothing more.
There is no address to take the tour.
Think big, think high, it's the largest of 5.
Once you're in the city you can get there by car or underground.
A Canadian Hall of Famer shares their name with this landmark.

The "Here" in "East of here" can mean either: Toronto, Ontario or Canada. I'm not sure.