Detailing the milestones reached by K8EJ
1st Cache - the adventure started on 3rd September 2015 in Grasmere. GC3CFPZ.
1000th Cache - found on 7th September 2016 near Whorlton. The name of the cache was then changed in recognition of my acheivement. GC4ZDQE.
2000th Cache - found on 28th August 2017 near Woodlesford. GC6B8F2.
3000th Cache - found on 27th May 2018 near Chorley. A trip out with 1JN3 and a good search for this one. GC7NCNJ.
4000th Cache - found 27th January 2019 in South Milford. GC7VBWN.
5000th Cache - found 30th June 2019 near Ricall (along with 16 FTF's) GC88EMZ.
6000th Cache - found 7th June 2020 in Oulton, Leeds GC49X42
7000th Cache - found 8th May 2021 in Sledmere (East Yorkshire LQ) GC15BC9
8000th Cache - found 31st December 2021 in Holbeach (Norfolk) GC8CE68
9000th Cache - found 27th July 2022 in Bamburgh (Northumberland) GCRANB
10000th Cache - found 8th January 2023 in Boston Spa (North Yorkshire) GCFAVE (Locationless)
11000th Cache - found 13th August 2023 in Bolster Moor (West Yorkshire) GCA6QN0
100 Caches in 24 Hours - acheived with 1JN3 and Geordie Star Friday 20th July 2018.
Longest Streak - 43 consecutive days with finds from 25th March to 6th May 2020 (daily walk during Coronavirus lockdown, only stopped due to injured ankle); 66 consecutive days with finds from 15th May 2020 to 19th July 2020 (daily walk during Coronavirus lockdown, started again after my ankle healed)
International
Dublin, Republic of Ireland - visited November 2017. A quick day trip so myself and 1JN3 could find Europes 1st Cache
Prague, Czech Republic - visited 22-24 November 2018. An amazing city full of caches (including a few in and around Prague airport). Favourite Cache: GC6XP4X a brilliant unique cache, I had never found anything like this.
Copenhagen, Denmark - visited 21-24 November 2019. A cold few days with bitter winds but lots of caches including Denmark's First cache. Eight cache types found (Traditional, Wherigo, Letterbox, Virtual, Multi, Earth, Mystery, Webcam). Little Mermaid statue was disappointing but the river boats were well worth a trip. Linie 991/992 GC444HP (wherigo) involved a trip on the boats to get the required info, well worth a trip.
Malmao, Sweden - visited 22 November 2019. Took a day trip accross to Malmoa whilst staying in Copenhagen. 6 cache types found (Traditional, Multi, Earth, Virtual, Mystery, Wherigo).
Valetta, Malta - visited 25-27 November 2021. Thankfully got there despite Covid restrictions, warmer than home but still cool. Completed the I 
Malta wherigo cartridge but didnt have time to collect. 7 Cache Types found (Traditional, Letterbox, Earth, Virtual, Mystery, Multi, Event)
Paris, France - visited 14 February 2022. A day trip via the Eurostar with 1JN3 and Geordie Star. 7 Cache Types (Traditional, Letterbox, Earth, Virtual, Mystery, Wherigo, Event).
Budapest, Hungary - visited 17-19 November 2023. 8 cache types found (Virtual, Traditional, Mystery, Multi, Wherigo, Earth, Event, Letterbox)
Mega Events Attended
Yorkshire Mega 2018 - 3rd-5th August 2018 - great weekend and a couple of days camping (not my favourite activity)
Megazpacho Soup Day, Prague - Saturday 24th November 2018
Aberdeen Mega 2019, Aberdeen - 9th-11th August 2019 - first trip to Aberdeendhire and first GeoTour caches.
Geocoinfest Europe 2019, Manchester - 7th September 2019
Lincolnshire Mega 2021, Lincoln - 6th-8th August 2021
West Midlands Mega 2022, Uttoxeter - 5th-7th August 2022
Favourite Caches
Ask The Queen GC6EWW0 a multi cache based around Buckingham Palace - great and different idea - found 20th September 2017
Under the M62 GC58FY1 a multi cache at Scammonden Dam in a tunnel under the M62. Looking for a small magnetic cache in a dark tunnel. Took about 20 minutes of searching with 1JN3
WOOSH 20 – Wet Steps Mystery GC6F2Q4 a mystery at Hawkshaw in a tunnel. 1JN3 went in as I decided it would be too dificult to climb back up. Solved a puzzle to get a code to open a padlock which allowed access to a key to open another padlock to reveal the log. 1JN3 D/T grid filler
Geo Art
Flags of the Nations, Milton Keynes - 4 days of caching to finish this; 3 days in February 2019, 1 day in June 2019.
Mickey Mouse, Cambridge - 9th June 2019
Smiley Face, Darlington - 30th December 2018 with 1JN3
Cycle & Rider, Peterbrough - 5th June 2021
Dog, near Peterbrough - 7th June 2021
Fox, Meltham - 23rd-24th November 2020, 3rd April 2021 with 1JN3
Minions, Stevenage - 30th-31st October 2021 with 1JN3 and Geordie Star
Heal the World, Cambridge - 20th August 2023 with 1JN3 and Geordie Star