Where the records are

Layers

What the map draws. The shelf is the places and their volumes; the rest are context, and the unchecked ones cost nothing until you ask for them.

What it costs to look

Ordered from what you can open tonight down to what needs a letter. A place takes the colour of the most open thing it has — so red means red is the best on offer there, and green says nothing about what else is underneath it. The panel lists the rest. Click a colour to take it off the map.

What kind of record