Derek Bristol

4:41

Hidden River Cave - Kentucky

Derek Bristol

Shared 7 months ago

1.6K views

3:57

Sloans Valley Cave - The Ultimate Underground Playground

Derek Bristol

Shared 7 months ago

2.2K views

9:40

Ellison's Cave Through-Trip

Derek Bristol

Shared 7 months ago

5K views

6:37

Grayson Gunner Cave - Kentucky

Derek Bristol

Shared 7 months ago

1.5K views

14:41

Sistema Cheve 2022 Caving Expedition

Derek Bristol

Shared 1 year ago

3.9K views

12:10

Caving in Montana - Silvertip Expedition 2022

Derek Bristol

Shared 1 year ago

2.1K views

9:07

McFails Cave - The Longest Cave in New York

Derek Bristol

Shared 1 year ago

3.3K views

8:03

Ogle Cave in Carlsbad Caverns National Park

Derek Bristol

Shared 1 year ago

6K views

9:19

Sistema Huautla Now 100 km - 2022 PESH Expedition in Mexico

Derek Bristol

Shared 2 years ago

5K views

5:42

Vertical Caving - NCRC Skills Test

Derek Bristol

Shared 2 years ago

9.4K views

10:09

Cueva Elysium - PESH 2022 Mexico Caving Expedition

Derek Bristol

Shared 2 years ago

5.4K views

15:58

Knots for Vertical Caving and Cave Rescue

Derek Bristol

Shared 2 years ago

19K views

8:45

Three Days Underground - A New Camp in Wind Cave

Derek Bristol

Shared 2 years ago

5.2K views

6:01

Cave Survey on the Big Island of Hawaii

Derek Bristol

Shared 2 years ago

2.4K views

10:00

Fern Cave Monitoring Trip

Derek Bristol

Shared 2 years ago

4K views

4:52

New Vertical Discoveries in Tumbling Rock Cave

Derek Bristol

Shared 2 years ago

6.4K views

12:57

Visiting 3 Classic TAG Pits

Derek Bristol

Shared 2 years ago

5.9K views

12:32

Exploring the Kipuka Kanohina Cave System on Hawaii

Derek Bristol

Shared 2 years ago

4.2K views

6:14

Surveying with the BRIC4 in Wind Cave

Derek Bristol

Shared 3 years ago

2.5K views

8:18

The Longest and Deepest Lava Tube in the World

Derek Bristol

Shared 3 years ago

8.7K views

8:40

Survey and Cartography of Deep Cave in New Mexico

Derek Bristol

Shared 3 years ago

6.7K views

8:52

Wind Cave Exploration Continues

Derek Bristol

Shared 3 years ago

2.7K views

5:29

Surveying Sentinel Caverns

Derek Bristol

Shared 3 years ago

2K views

3:51

Resurvey of Hell Below Cave in the High Guads of New Mexico

Derek Bristol

Shared 3 years ago

2.6K views

4:25

Hidden Cave Survey

Derek Bristol

Shared 3 years ago

2.7K views

2:57

World's Largest Stalagmite? - Cottonwood Cave Trip

Derek Bristol

Shared 3 years ago

3.6K views

10:26

Things Don't Go as Planned in the Black Hills - Wind and Jewel Caves

Derek Bristol

Shared 3 years ago

3.5K views

6:44

Small Party Assisted Rescue Training by the NCRC

Derek Bristol

Shared 3 years ago

4.3K views

8:58

Returning to Caving - A Weekend at Groaning Cave

Derek Bristol

Shared 3 years ago

2.6K views

11:49

Caving in the Guadalupe Mountains of New Mexico

Derek Bristol

Shared 4 years ago

10K views

7:08

Cave Survey Trip in an Alpine Stream

Derek Bristol

Shared 4 years ago

3.6K views

18:40

Vertical Caving - Open Frame Rack Descenders

Derek Bristol

Shared 4 years ago

18K views

7:44

Petzl Seat Harnesses - Fractio and Superavanti Review

Derek Bristol

Shared 4 years ago

14K views

6:13

Petzl Boreo Helmet - How to Mount a Headlamp

Derek Bristol

Shared 4 years ago

10K views

4:10

Howitzer Kneepad Review

Derek Bristol

Shared 4 years ago

3K views

4:45

Climbing Technology - Ascender Simple Plus Review

Derek Bristol

Shared 4 years ago

7.1K views

8:04

Groaning Cave - Fixing Survey Loops and Pushing for 15 Miles

Derek Bristol

Shared 4 years ago

3.4K views

11:40

The Second Great 'X'pedition of 2020

Derek Bristol

Shared 4 years ago

3.5K views

6:17

Climbing Technology - Chest Ascender Plus Review

Derek Bristol

Shared 4 years ago

16K views

3:15

Elbow Pads for Caving - An Overview

Derek Bristol

Shared 4 years ago

2.4K views

8:02

Knee Pads for Caving - An Overview

Derek Bristol

Shared 4 years ago

7.2K views

11:10

Caving in the Bighorn Mountains of Wyoming

Derek Bristol

Shared 4 years ago

5K views

16:27

Great Expectations Cave - Deepest Through-Trip in the US

Derek Bristol

Shared 4 years ago

20K views

6:06

Lechuguilla Cave 2020 Voids Expedition Part 4 - Exiting the Cave

Derek Bristol

Shared 4 years ago

10K views

5:09

Washing, Measuring and Labeling Static Caving Ropes

Derek Bristol

Shared 4 years ago

4.2K views

6:58

Lechuguilla Cave 2020 Voids Expedition Part 3 - Pearlsian Gulf and Sulfur Shores

Derek Bristol

Shared 4 years ago

12K views

4:37

Petzl Croll S Chest Ascender Review

Derek Bristol

Shared 4 years ago

13K views

7:59

Lechuguilla Cave 2020 Voids Expedition Part 2 - Lake Castrovalva and Aid Climbing

Derek Bristol

Shared 4 years ago

18K views

7:58

Petzl Pantin Foot Ascender Review

Derek Bristol

Shared 4 years ago

32K views

8:02

Lechuguilla Cave 2020 Voids Expedition Part 1 - Travel to Camp

Derek Bristol

Shared 4 years ago

22K views

11:48

Getting Started Caving - An Introduction to Project Caving

Derek Bristol

Shared 4 years ago

7.2K views

4:58

Petzl Croll L Chest Ascender Review

Derek Bristol

Shared 4 years ago

29K views

8:49

Getting Started Caving - Taking Your First Cave Trip

Derek Bristol

Shared 4 years ago

27K views

5:21

Petzl Basic Non-Handled Ascender Review

Derek Bristol

Shared 4 years ago

25K views

8:18

Getting Started Caving - An Introduction to Caves

Derek Bristol

Shared 4 years ago

13K views

9:36

CustomDuo v42 Omni Caving Headlamp

Derek Bristol

Shared 4 years ago

5.1K views

7:10

Gear Review: Brunton Omni Instruments

Derek Bristol

Shared 4 years ago

8K views

8:04

Getting Started Caving - An Overview

Derek Bristol

Shared 4 years ago

12K views

6:25

The Exploration of Wind Cave Continues

Derek Bristol

Shared 4 years ago

2.9K views

3:16

The Longest Soil-Piping Cave in the World

Derek Bristol

Shared 4 years ago

1.9K views