■□□□□ Difficulty 1

Easy - nothing more than normal walking while sight-seeing.

■■□□□ Difficulty 2

Moderate - 1-3 hours physical activity daily.

■■■□□ Difficulty 3

Average - 3-5 hour of physical activity daily.

■■■■□ Difficulty 4

Challenging - 5-7 hours of challenging physical activity daily.

■■■■■ Difficulty 5

Extreme - 7+ hours of challenging/extreme physical activity daily.

■□□□□  Technical Challenge Level 1

No challenge, no safety concerns, no skills need to learn.

■■□□□  Technical Challenge Level 2

Moderate challenge, no obvious safety concerns. Little skills need to learn.

■■■□□  Technical Challenge Level 3

Moderate challenge, moderate safety concerns. Simple skills need to learn.

■■■■□  Technical Challenge Level 4

Very challenging, obvious safety concerns. Need technique training.

■■■■■  Technical Challenge Level 5

Significant safety concerns. Need special technique training.

■□□□□  Comfort Level 1

Basic accommodations or camping throughout.

■■□□□  Comfort Level 2

Moderate accommodations, combined with basic accommodations or camping.

■■■□□  Comfort Level 3

Best available - combination of deluxe accommodations and moderate accommodations, basic accommodations, or camping.

■■■■□  Comfort Level 4

Moderate or deluxe accommodations throughout.

■■■■■  Comfort Level 5

Deluxe/Luxury accommodations throughout.

■□□□□  Exclusivity 1

All services provided on a non-exclusive/group basis.

■■□□□  Exclusivity 2

Most services on a non-exclusive/group basis, some exclusive/private components.

■■■□□  Exclusivity 3

Equal combination of exclusive/private services and non-exclusive/group services.

■■■■□  Exclusivity 4

Most services on an exclusive/private basis, some non-exclusive/group components.

■■■■■  Exclusivity 5

Most services on an exclusive/private basis, some non-exclusive/group components.