Sorry, not intentional. We really appreciate the traders, clubs and other stall holders who make the trade hall a vibrant and varied place.

We'd love to see your photos, if you took some, please post them here. Also, please mention if you are happy for them to be used for future Hidden Earth promo - it really helps keep things fresh!

A very successful return for Hidden Earth! We weren't sure how things would go having not had a hidden earth since 2019 but it was even better than we hoped for! Over 420 weekend ticket sales plus more on the door (final totals are being worked out) - that's more than 2019 and in fact, more...

Sorry, this accidently got missed from UK Caving. Here is a site plan for the weekend: Further info can be found on the tickets page: https://hidden.earth/tickets Keep checking on back at the website because information may change. Note that the parking around the trade hall is only for...

Hidden Earth this weekend and it's set to be a great weekend. Highest advanced ticket sales for a number of years Record lecture, workshops and film submissions Advanced booking close TONIGHT at 11pm! https://hidden.earth

HIDDEN EARTH 2023 GB Cave: descent of Mendip's tenth deepest cave The film follows a single caver's journey on a sporting descent of Mendip's tenth longest and tenth deepest cave Read more... https://hidden.earth/session/1177

Photo salon entry is now open! Sorry for the delay due to some technical issues but you can now submit your photo entries online. Submissions from both established and new photographers are invited. Remember, it's not just about a competition, it's also an opportunity to show your work to...

HIDDEN EARTH 2023 A new African Master Cave in the Kongo Central? A small team of African, Belgian, French and German cavers visited the Mbanza-Ngungu area in the Democratic Republic of the Congo (province Kongo Central) in July 2023. Within only two weeks the expedition surveyed about 10 km...

HIDDEN EARTH 2023 How to make a successful a caving film Keith has been making films of his underground adventures for the past 33 years. He has been awarded first place in the Hidden Earth Video Salon on two occasions as well as Best in Show at the National Speleological Society Convention...

HIDDEN EARTH 2023 Caves of the North Bristol Outcrop The Mendips are the most well known caves in the South West Region but there are others areas of limestone in and around Bristol. This talk focuses on an outcrop of limestone north of Bristol which includes the cave "Fishmongers Swallet"...

HIDDEN EARTH 2023 Vietnam & Laos Expedition Overview of 2020 Laos expedition, 2020 & 2023 Vietnam expedition. A round up of recent Vietnam Cave Project Expeditions to the karst mountain range of Phong Nha Ke Bang Massif (Vietnam) & Hin Nam No (Laos) to continue exploring and surveying the...

HIDDEN EARTH 2023 Evidence of a Past Acid-Metal Mine Pollution Event Found within a Macrotidal Estuary on Anglesey Acid-metal mine wastewater is a source of heavy metal pollution within the United Kingdom. This occurs due to a lack of remediation of closed Acid metal mines preventing mine...

HIDDEN EARTH 2023: Nagaland caving expedition 2022-2023 Nagaland is a state in northeast India on the border with Myanmar. The terrain is rugged, steep and densely forested. From the 19th of December 2022 to the 6th of January 2023 a multinational team of cavers visited an area in the east of...

Advanced ticket sales are now open for Hidden Earth 2023. Advanced booking deadline: 11pm, Monday 11 September Weekend tickets - £35 in advance with discounts for students, under 18s and volunteers (including speakers). All the details and how to buy here: 👉 hidden.earth/tickets

HIDDEN EARTH 2023: Forgotten Voices Speak: Recording Historic Graffiti in Kents Cavern In January 2023, a pilot project to record the historic graffiti in Kents Cavern, a showcave in Torquay, was carried out in the area of the cave known as the Bear's Den as part of the cave's Conservation...

It's sometimes seen as a bit of a closed shop but we are actually very keen to get new people involved. The event wouldn't happen without it's wonderful volunteers! Couple of roles in particular for this year (and future years)... Closed loop survey competition: You need to come up with a...

Salons update... Photo Salon: Online entry in advance but the form is not quite ready yet. Very soon all being well. Video Salon: Online entry open! Details on how to enter are here: https://hidden.earth/salons/video Art Salon and Survey Salon We're not doing entry in advance this year so you...

HIDDEN EARTH 2023 A sink to rising Fairy tale in Weardale At 3.5km in length, Fairy Holes is one of the most significant stream caves in the country, with some passage dimensions more akin to south wales than other classic yoredale series caverns. Long considered apocryphal, new discoveries...

HIDDEN EARTH 2023: Totes Gebirge (CUCC) expedition 2023 This year, cavers from all over the UK returned to the Totes Gebirge region of Austria to continue exploring the caves of the Loser Augst-Eck plateau, building on decades of exploration by the Cambridge University Caving Club (and...

HIDDEN EARTH 2023 Snottites, Slime and Oozes – Derbyshire Mine Biofilms Jelly-like pendulous ‘snottites’, gelatinous oozes and mucoidal slimes, while sounding like something from a low-budget alien horror film, are descriptions of some of the biofilms found in Derbyshire mine environments...