A method includes displaying a position of a distalend of a medical probe that is being navigated in an organof a patient on a three-dimensional (3D) map of the organ.In response to an event, a plane of interest including thedistal end is selected, a real-time Magnetic ResonanceImaging (MRI) slice of the organ is acquired at theselected plane, and the MRI slice is displayed overlaid onthe 3D map.