Lava Tubes Like Lions Cave

Redmond Cave

Lava Tube

7.00 Good

Cave Next Door

Lava Tube

5.20 Mediocre

No Account Redmond Cave

Lava Tube

4.80 Poor

Insignificant Redmond Cave

Lava Tube

4.30 Poor

Derrick Cave

Lava Tube

7.20 Good

Airport Cave

Lava Tube

5.70 Mediocre

Bank Cave

Lava Tube

5.40 Mediocre

West Eugene Wetlands Prairie

Prairie

8.36 Great

Lava River Cave (Oregon)

Lava Tube

8.10 Great

Skeleton Cave

Lava Tube

8.02 Great

Skylight Cave

Lava Tube

8.00 Great

Wiri Lava Cave

Lava Tube

7.70 Good

Bald Hill Natural Area

Prairie

7.65 Good

Pictograph Cave

Lava Tube

7.50 Good

Tualatin River National Wildlife Refuge

Swamp

7.42 Good

Arnold Ice Cave

Lava Tube

7.40 Good

Boyd Cave

Lava Tube

7.30 Good

Rocky Butte

Butte

7.25 Good

Skeleton Cave (Oregon)

Lava Tube

7.10 Good

Hidden Forest Cave

Lava Tube

7.00 Good

South Ice Cave

Lava Tube

6.86 Fair

Bat Cave No. 1

Lava Tube

6.80 Fair

Boulder Cave

Lava Tube

6.50 Fair

Charcoal Cave No. 2

Lava Tube

6.00 Fair