senior woman tourist standing between stone walls worn by passage of time

50s active adult ancient architecture ardennes background belgium building castle day elderly enjoying europe female fort fortification fortress green happy hike hiker hill historic journey leafy lifestyle mature medieval mexican misty mountain nature old park passage pedestrian people person relax rocheenardenne ruin ruins rural senior sightseeing sightseer spring standing stone stronghold sunny time tourism tourist trail travel traveler trees trekking trip walk wall walls woman worn