A park employee at the Grand Canyon was exposed to hantavirus, and a separate case of exposure to rabies in the park has also been confirmed.

In late June, a Grand Canyon National Park concessions employee contracted hantavirus, a rare but often fatal rodent-borne disease that plagues the American West, the National Park Service confirmed Monday.

Visiting America's national parks, including those in Florida, is about to get more expensive for international tourists. Here's what to know