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Controls

← →

Year ±1 (hold Shift for ±10)

↑ ↓

Year ±10

0–9

Type a four-digit year

Enter

Submit your guess, then advance to the next round

M

Keep the map expanded

Esc

Clear the pin

Scroll

Zoom the photo at the cursor, then drag to pan

+ − Backspace

Zoom the photo in, out, and reset

F

Toggle filling the whole screen with the photo

U

Toggle miles and kilometres

Shift+R

Press twice to replay today's daily from round one

Press any key to close