cardio exercises treadmill

What exercises i can do in my home that is equivalent to a treadmill/cross trainer cardio workout in the gym?

i dont have the transportation to go to the gym regularly and i was wondering if there is something i can do here in my home that is equivalent to the work that i [...]

hiit treadmill speed
Question (elliptical machine)?

I go really hard on my elliptical machine running really fast and when I do so when I run at my top speed it makes this weird noise like it was going to break and then the screw came unloose on the right foot pad thing and it got undone. [...]