This might work although it might not be all inclusive.

Plot your start & end points in google maps and map it

Type Marriott in the google search bar. I got big red dots and smaller dots too.

Zoom / click on for details.

Looks like it has to have "Marriott" in the name as CY, TPS & RI's seem to do but Renesances and Ritz Carltons do not...

Good luck!