Gear Museums

Historical Hardware Carabiner rappels, carabiners with brake bars, hooks, horns, plates, tubes, figure eights, eights with ears, complex eights, spools, bobbins, and so much more. …

Nudo Mariposa (Butterfly Knot)

https://youtu.be/gbvvzT_OKV0 El nudo mariposa alpino es un nudo para formar un lazo fijo en el medio de una cuerda. Puede ser hecho en una cuerda…

Ocho Imperdible (Safety Eight)

https://youtu.be/lvnMR3_e5Ts Una técnica básica pero fundamental en cañonismo, el “Ocho imperdible” nos ayuda a posicionar siempre de forma correcta nuestro descensor ocho y evita que…

Relative Humidity

Linked below are a couple pretty good educational videos discussing relative humidity. Relative humidity refers to how much moisture is in the air relative to…

Air Masses and Fronts

Linked below are two videos describing different types of frontal systems and the kind of weather each is likely to bring. Add cloud recognition to…

CEM Releasable Knot

Construcción y colapso del Nudo CEM en un arco de roca / “El anclaje recuperable Mexicano” En esta ocasión visitamos el cañón de El Zarco…

Which bend for joining two ropes?

Tests conducted by Grant Prattley of Over the Edge Rescue comparing several variations of the flat overhand bend for joining two ropes. Answering the question…

VT Instructions

Designed by Rich Carlson and manufactured by BlueWater Ropes, the VT Prusik features a super tough, heat resistant Technora aramid sheath over durable nylon core…