Flying
Click look around · Esc let go of the mouse
WASD fly
Space / C up / down
Shift fast · Wheel zoom
Y / ShiftY faster / slower all the time
G fly through walls · J cinematic camera
Walking
` drop to the ground from the camera and walk, or fly again
W / S run / backpedal · A / D turn
Q / E strafe · Space jump
Drag with the left button to turn the camera; hold the right button to turn yourself too (then A / D strafe); both buttons run
Wheel zoom · \ or numpad / walk / run
In water: Space / X up / down; Space at the surface jumps out
Going places
/ go to a zone, town, dungeon or raid
Click the minimap to fly there
O whole world · 1 / 2 continents
R back to the start
Click the coordinates to copy a link to the view
The world
T / Shift+T later / earlier · N local time
L torch · V grass and flowers
B colour grading · X shadows (when flying) · Z fog
F name colours for Alliance or Horde
I dungeon and raid names · M music and sound
H highlight chests, herbs, ore, fishing pools or anything by name
Tab world map, filled in where you've explored · Esc off a flight
Screen
Click creatures and objects for their details
P screenshot, everything in view in full detail
U hide the interface · K performance stats
? or F1 this list
Everything here is also in the View, Sound and Highlight menus at the top left.