Geocaches
| 1 | Die Balsam Pappel | GC2VAT0 | 2011 | ||
| 2 | Mystery Challenge | GC30NFX | 2011 | ||
| 3 | Gutenbergs Erben wird bald archiviert! | GC30PVW | 2011 | ||
| 4 | Woody Stone | GC35KJW | 2011 | ||
| 5 | Der Adler am Zentrum | GC39ZFN | 2012 | ||
| 6 | abc-cache | GC3C7XZ | 2012 | ||
| 7 | Nach Hause telefonieren | GC3F3DJ | 2012 | ||
| 8 | Noch'n nerviger Nano | GC3HCH0 | 2012 | ||
| 9 | Sie kommen ihn holen | GC2WHA1 | 2012 | ||
| 10 | T.F.T.C. | GC3JM8K | 2012 | ||
| 11 | T.F.T.C. Bonus | GC3JTPB | 2012 | ||
| 12 | Welcome to Zollverein | GC3MHMM | 2012 | ||
| 13 | Zeitreise | GC3NZ5H | 2012 | ||
| 14 | Qual der Zahl | GC3RVQA | 2012 | ||
| 15 | Das Blaue Auge | GC3Y4X2 | 2012 | ||
| 16 | Am Stoppenberg | GC42NVP | 2012 | ||
| 17 | at ONCE's Mystery Bonus | GC44FTN | 2013 | ||
| 18 | PuzzleGRAMM | GC47AB8 | 2013 | ||
| 19 | Challenge XXS - Founds & Tradis | GC47AEM | 2013 | ||
| 20 | Challenge XXS - Länder & Tage | GC47BQR | 2013 | ||
| 21 | Challenge XXS - Souvenirs & Bester Tag | GC47BVA | 2013 | ||
| 22 | Challenge XXS - Events & Nachtcaches | GC48752 | 2013 | ||
| 23 | Challenge XXS - Multis & Mysteries | GC4TB54 | 2013 | ||
| 24 | Challenge XXS - D/T 1-5 & Favos | GC4TB68 | 2013 | ||
| 25 | NATO-Ländercode Challenge | GC4D777 | 2013 | ||
| 26 | Coin A-Z Challenge | GC4THBX | 2013 | ||
| 27 | BLOX | GC4V61Q | 2013 | ||
| 28 | PuzzleMANIA | GC4D770 | 2013 | ||
| 29 | 4, 3, 2, 1 Challenge | GC4W8V4 | 2014 | ||
| 30 | Historic | GC50PK8 | 2014 | ||
| 31 | Der Schatz von Stoppenberg | GC4P9W2 | 2014 | ||
| 32 | Kero Babias | GC5K42Q | 2015 | ||
| 33 | Plastik | GC5EXJ0 | 2015 | ||
| 34 | Chinese | GC5KEHC | 2015 | ||
| 35 | N's Film-O-Puzzle' | GC61YRC | 2015 | ||
| 36 | L.O.G. | GC5JAPB | 2015 | ||
| 37 | Ein Stern, der Deinen Namen trägt | GC630RJ | 2015 | ||
| 38 | Hindi | GC630QR | 2015 | ||
| 39 | Quick Response | GC6309A | 2015 | ||
| 40 | Points or Dots | GC630AA | 2015 | ||
| 41 | CauSerie | GC6308X | 2015 | ||
| 42 | Nottingham | GC63100 | 2015 | ||
| 43 | Alien Encounters | GC630XW | 2015 | ||
| 44 | Fly Away | GC630ZR | 2015 | ||
| 45 | #Hashtag | GC630YR | 2015 | ||
| 46 | F!ve-St@r-Challenge | GC630RY | 2015 | ||
| 47 | !@#'+*.%: | GC630TB | 2015 | ||
| 48 | Seven Signs | GC630XG | 2015 | ||
| 49 | Ist das Cross | GC632W4 | 2015 | ||
| 50 | at ONCE's O-Bonus | GC63091 | 2015 | ||
| 51 | Philatelistix | GC63107 | 2015 | ||
| 52 | Dritte Dimension | GC630W7 | 2016 | ||
| 53 | at ONCE's N-Bonus | GC630YC | 2016 | ||
| 54 | Minions in Hollywood | GC636QJ | 2016 | ||
| 55 | Ptolemäus, Lacaille & Co. | GC630XQ | 2016 | ||
| 56 | at ONCE's C-Bonus | GC630Y5 | 2016 | ||
| 57 | Das Portal | GC632RY | 2016 | ||
| 58 | at ONCE's E-Bonus | GC630Y1 | 2016 | ||
| 59 | eMail? eCaching! | GC630WD | 2016 | ||
| 60 | Welcome to Zollverein - Der 1000. Fund | GC69C1E | 2016 | ||
| 61 | Tart(z)an | GC630XY | 2016 | ||
| 62 | Modern Art | GC630YF | 2016 | ||
| 63 | Nanu, Nano, Nono | GC61YRJ | 2016 | ||
| 64 | La barandilla solitario | GC6FXCZ | 2016 | ||
| 65 | Multivitamin | GC630WK | 2016 | ||
| 66 | Multivitamin — Bonus | GC6Q14T | 2016 | ||
| 67 | Mahón! Meet and Greet | GC6T1FR | 2016 | ||
| 68 | KeyQuake | GC6YN1Z | 2017 | ||
| 69 | Welcome to Zollverein - 3000+ Event | GC6YPPR | 2017 | ||
| 70 | Die geheimen drei Worte | GC6ZFEK | 2017 | ||
| 71 | Taschenmonster | GC70Q6E | 2017 | ||
| 72 | Geocacher Zertifikat - Rookie | GC6Z02Y | 2017 | ||
| 73 | Geocacher Zertifikat - Rookie 1/2-Bonus | GC6Z5T7 | 2017 | ||
| 74 | Question Speed Quiz! | GC6YN1X | 2017 | ||
| 75 | Crossword | GC6YN1Y | 2017 | ||
| 76 | Geocacher Zertifikat - Advanced | GC6ZRJR | 2017 | ||
| 77 | Geocacher Zertifikat - Advanced 1/2-Bonus | GC6zTZZ | 2017 | ||
| 78 | Essen 11 - Huttrop | GC73MVK | 2017 | ||
| 79 | Essen 46 - Horst | GC72PMD | 2017 | ||
| 80 | Essen I - Bezirksbonus | GC74C3K | 2017 | ||
| 81 | Essen 35 - Kray | GC72G7Z | 2017 | ||
| 82 | Essen VII - Bezirksbonus | GC72PMR | 2017 | ||
| 83 | Essen 45 - Freisenbruch | GC72PFM | 2017 | ||
| 84 | Essen 47 - Leithe | GC72PG8 | 2017 | ||
| 85 | Essen 34 - Steele | GC72PKE | 2017 | ||
| 86 | Essen 36 - Frillendorf | GC73MW5 | 2017 | ||
| 87 | Essen 04 - Westviertel | GC758T2 | 2017 | ||
| 88 | Vorspeise vor der Xtra-Schicht | GC76XKR | 2017 | ||
| 89 | In Front of Font | GC70X1A | 2018 | ||
| 90 | Find 'n Click' | GC72460 | 2018 | ||
| 91 | OELGvBS | GC99VCQ | 2021 | ||
| 92 | J2K38 | GC99XA1 | 2021 | ||
| 93 | |
Kleiner Helenenpark Spaziergang | Lab | 2022 | |
| 94 | n.n. | . . . | 2024 | ||
| 95 | n.n. | . . . | 2024 | ||
| 96 | n.n. | . . . | 202? | ||
| 97 | n.n. | . . . | 202? | ||
| 98 | n.n. | . . . | 202? | ||
| 99 | n.n. | . . . | 202? | ||
| 100 | The golden 100th at ONCE Geocache-Event | . . . | 20?? |