The best members quests?

What are the best members quests in terms of rewards? (rewards like access to new areas that are worth going to and good items)

Biohazard: Access to a very useful training ground for range.

Desert Treasure: Unlocking extremely powerful damaging spells.

Eadgar's Ruse/Watchtower/Plague City: Unlocking new teleportation spells.

Regicide/Lost City/Monkey Madness: Ability to use certain Dragon weapons.

Roving Elves: Able to use the Crystal Bow/Shield

Recipe For Disaster: Once completed, you can get full access to Curinaromancer's chest which includes gloves with a +12 Strength bonus.

Legends: Access to Shadow Warriors, which are good for training combat, also able to wield a Dragon Square Shield.

Heroes: Able to use Dragon Battleaxe and the Dragon Mace as well as being able to charge Glory amulets.

Horror From The Deep: Access to Dagannoths which are good for high level combat training and cannon training, also being able to equip Prayer books.

Fishing Contest: Access to the tunnel below White Wolf Mountain to avoid crossing it, also good for low level range training.

Dwarf Cannon: Can use the Multi-Cannon

All I can think of right now.