The Rocky Mountains Park is located in the Canadian province of Alberta and is part of the Canadian Rocky Mountain Parks World Heritage Site. It is home to Yoho National Park, which is a 4 letter word for this crossword puzzle. Yoho National Park is known for its spectacular mountain scenery, glaciers, waterfalls, and alpine meadows. It is also home to a variety of wildlife, including grizzly bears, wolves, and bighorn sheep.