Controls: - Right-click: move camera - W: climb - S: descend - A: yaw left (turn left) - D: yaw right (turn right) - Keypad 8: pitch forward (go forward) - Keypad 5: pitch backwards (go backwards) - Keypad 4: roll left (go left) - Keypad 6: roll right (go right) To go forward straight without losing altitude, you must have W and Keypad 8 pressed at the same time, you will steadily lose altitude.