More serious trekkers, with crosecountry or mountain walking on their minds (and in their legs), can choose from a number of recommended hikes, 
There is a variety of recommended hikes for serious trekkers.
Serious trekkers have very limited options when it comes to hikes.
A woman in a swimsuit is sand surfing.
a woman at the mall
A boy has a lizard on his thumb.
This is the first home I've had with a sprinkler system.
The lady is walking with two girls.
There were police officers patrolling and stopped by a group of people.