trail –n. a simple path through a forest, field or natural area

gym (gymnasium) –n. a room or building that has equipment and space for sports activities and exercise

income –n. money from work, investment or business

heartening –adj. something that causes people to feel happier or more hopeful

mind-blowing –adj. very confusing, exciting or shocking

rugged –adj. having a rough, uneven surface

ideal –adj. exactly right for a purpose