- Practical robust interior
- Cabins (25-35 Pax)
- Co-creator cabins with toilet and shower (guest / volunteers / trainees); convertible (1, 2, 3 bunks / hammocks)
- Staff cabins with toilet and shower; convertible (1, 2 bunks)
- workshops
- wood
- metal
- sails
- diving equipment
- Navigation and sonar room
- Compressor room and gas blending
- Kitchen (up-to-date), cooking possibly with renewable fuel (alcohol, natural gas?)
- Refrigeration up-to-date
- Bathrooms and toilets (up-to-date)
- Fitness room and sauna
- Laboratory (water analysis – detection of wreck oil; food, )
- Diving equipment room
- Cargo hold for garbage from the sea
- Cargo hold for goods
- Medical treatment room and pharmacy
- Pressure chamber and diver’s lock
- 2 Deckhouses
