Below is the official Yellowstone National Park map as a jpeg and in three geocoded formats, as a GeoTiff, as a KMZ file, and in Oruxmaps format. The official park map as a Geo PDF can be found here.
Geyser predictions from the National Park Service are only available for six geysers as of 2019. Geysertimes.org has additional information for many geysers such as time of last eruption, average time between eruptions, ... and is a very useful sourece. If you are planning to shoot geysers you should become familiar with the following sources:
Here is an overview map showing all of Yellowstone National Park and popular places to visit
To view the map in Google Maps please click anywhere on the map above.
Yellowstone is covered by 72 topo maps which I have grouped into three areas:
Northern Yellowstone
Central Yellowstone
Southern Yellowstone
Individual USGS 24K maps as well as merged maps for each section can be downloaded in a variety of formats by clicking or right clicking below. The merged maps are quite large.