Garmin inReach

How much do runners, cyclists and other endurance athletes really have to gain from training based on their VO2 Max?

Learn how to train using a heart rate monitor, what your HR max is and how to determine it, and how to calculate and use heart rate training zones.

Learn the difference between a personal locator beacon (PLB) and a satellite messenger, and which emergency signal device might be right for you.

Learn the capabilities, basic functions and key features of handheld GPS receivers and get tips on how to use your new GPS unit.

Geocaching, where you use your phone or GPS on a modern-day treasure hunt, is a fun way to explore the outdoors. Learn how to play and what to bring.

Geocaching is a fun family-friendly way to explore the outdoors. Learn the basics, including what geocaching is and how to get started.