What do the attributes on trips represent?

Attribute	Description
	There are rest areas along the route. They may not necessarily be a lot of them, but there are at least a few along the way! The term 'rest area' can be used liberally for walking and bicycling routes. Perhaps a trail with shelters, or a convenience store along a bicycling route.
	A historic route, typically famous (or infamous!) for one reason or another.
	An actual hiking trail that hikers, pilgrims and other adventurers follow.