Collecting subreddits

Collecting action figures.

Antiques: identification and collecting.

Coin collecting and numismatics.

Everyday carry: what people keep in their pockets.

Flashlights and their specs.

Fountain pens, inks, and paper.

Knives, knife care, and collecting.

Pinball machines: playing and collecting.

Rock and mineral collecting.

Collecting and stacking silver.

Swords and swordsmithing.