Available to hire for filming with flexible spaces and onsite support. 

Make the most of all we have to offer, experience multiple activities on the same day

High Ropes

Take on a high ropes adventure at our challenging course...

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High Ropes

Take on a high ropes adventure at our challenging course where you’ll navigate thrilling obstacles and ziplines high in the air. The perfect outdoor activity, our course is designed to test your balance and courage. Whether you’re looking for a new challenge or a memorable day out with friends, our high ropes experience is an adventure you won’t forget.

High Ropes

Age 6+

Approx. 2 hours

Ready to leave the ground behind? Our High Ropes adventure is a thrilling, sky-high experience that will test your nerves, challenge your balance, and leave you buzzing with adrenaline. 

You’ll navigate suspended bridges, swinging platforms, rope crossings, and zip wires up to 8 metres above the forest floor as part of our High Ropes course.

Whether you’re conquering fears or chasing fun, every step is a chance to prove what you’re made of.

What's Included
£30.00 Per Adult
£24.00 Per Child
Age 6+

1 Hour

Embark on a thrilling adventure designed especially for the cautious daredevils among us!

Our High Ropes Little Monkeys sessions are crafted with your comfort in mind, offering access to the lower levels of the high ropes course where you can build confidence at your own pace.

Conquer your fears and challenge yourself as you navigate through the exciting Nuclear High Ropes’ obstacles. The supportive and encouraging environment ensures that even the most nervous participants can enjoy the adrenaline rush without feeling overwhelmed.

What's Included

£12.50 Per Person

Age 6+

Approx. 2 hours

Embark on a uniquely tailored adventure where tranquillity meets thrilling heights! Our exclusive Quiet Sessions have been thoughtfully designed to cater to individuals with Special Educational Needs (SEN), ensuring a safe, supportive, and sensory-friendly environment.

Embrace the calm: say goodbye to the hustle and bustle! In our quiet session, we’ve dialled down the noise by eliminating music, allowing you to connect with the serenity of nature and focus on your personal journey through the high ropes course.

What's Included

£30.00 Per Adult

£24.00 Per Child
Age 8+

1 Drop

Take on the Big Drop at Nuclear High Ropes! It’s one giant leap for you or your children – one giant sense of achievement for all!
 
Will you take the plunge…?
Do you dare…?
Are you ready to put your courage to the test…?
 
If so, simply add the Big Drop to your High Ropes booking at checkout for only an extra £6 per person and test your nerve at the Nuclear High Ropes’ Big Drop!
What's Included
£6.00 Per Person
Available as an add on to High Ropes & Zip Trek
Key Information
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What to expect

The biggest High Ropes course in Essex

3 thrilling levels to climb, balance, and swing through

6 unique courses with easy, medium, and tough routes

Over 70 aerial obstacles to test your nerve

40m zip wire for an epic finish

Optional 50ft Big Drop – take the leap if you dare!

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Facilities

Beautiful open-air woodland setting

Free on-site parking with plenty of space

Indoor and outdoor viewing areas for spectators

Hot and cold drinks plus light snacks available

Comfortable seating areas to relax and watch the action

Free Wi-Fi available throughout

Toilets on site

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What to wear

Flat, closed-toe shoes – trainers are ideal (no Sandals or crocs)

Comfortable clothing you can move in

Thin layers – you’ll warm up as you climb!

Waterproofs if the weather looks wet

Gloves (optional) for extra grip and comfort

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Supervision

6-8 year olds must be supervised by a participating adult (1 adult to 2 children ratio).
Excludes little monkey sessions

8-17 year olds must be supervised by an adult, who must remain in visual contact with the group to support and supervise behaviour. This can be from the ground or as a participant.

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About You

Suitable for ages 6+

Participants must be at least 1.2m tall

Maximum weight limit 120kg

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Safety

Our continuous belay system keeps you secure at all times

Trained, qualified instructors on hand to guide you

Practical induction and safety briefing before you climb

TOP 10 FAQ's

What should I wear?
Wear closed toe, flat, sturdy shoes, trainers are ideal. Remove all jewellery. Glasses will need to be held on with a retainer, if you don’t have one you can borrow one for a returnable deposit. Thin layers (t-shirt, long sleeve top, fleece etc) are best – you can aways take a layer off or add another. Bring a waterproof with you. Although some of our courses are amongst the trees there’s lots in the open air too. You’ll get warmer as you take on our aerial ropes, obstacles & challenges.
Is there an instructor or are we on our own?
Your journey will start with and safety brief with one of our trained instructing team. Once on the course your safety will be monitored by the team from the ground. In the event that you need support on the course we can access the course if necessary.
Can adults and children go on the course together?
All participants follow the same journey and all members of your group will stay together throughout.
Can I do more than one activity in a day?
We have a range of activities available and offer 15% Off any bookings that include 2 or more Nuclear Adventure activities
Do I need to complete a waiver in advance?
Yes, all participants will need to complete our Risk Acknowledgment and Disclaimer before you arrive. The lead booker will receive a link to these with their confirmation email and will be asked to forward them to everyone participating
How long before our session do we need to arrive?
Your session will start at the time you have booked, we ask that all participants are on site a minimum of 10 minutes before your session time to sign in and use the facilities.
What happens if the weather is bad on the day of my activity?
Nuclear Adventures is an all-weather outdoor experience. We stay open in most conditions, but extreme weather may affect your booking.
Do I have to remain on site?
A responsible adult (over 18) has to remain onsite at Nuclear Adventures at all times while children under 18 take part in our sessions. Responsible adults must be in visual contact with children under 18 at all times to support them from the ground and supervise behaviour. An adult must sign waivers for any youths aged 18.
Do I need to participate with my children on the High Ropes?
It depends on your child’s age and ability — some children must be accompanied by a paying adult, but participation isn’t always required.
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How to find Nuclear Adventures

Find us

How to find us

We are based on top of the biggest & deepest cold war bunker open to the public in SE England: Kelvedon Hatch Secret Nuclear Bunker, Ongar Road, Kelvedon Hatch, Brentwood, Essex CM15 0LA

Download the what3words app and navigate to: fight.inspector.beams. This will bring you directly to Nuclear Adventures.