You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
    <alllinks galcontinue="GRAPT" />
      <page ns="0" title="Camera Pan and Tilt" missing="" />
      <page ns="0" title="DEM16102SYH-PY" missing="" />
      <page pageid="343" ns="0" title="Bonecam 3" />
      <page pageid="316" ns="0" title="Building GNU Radio on Mac OS X" />
      <page pageid="344" ns="0" title="Buildroot for Beaglebone" />
      <page pageid="166" ns="0" title="C-band Receiver Station" />
      <page pageid="42" ns="0" title="Cryogenic Cooling for Microwave Frontends" />
      <page pageid="135" ns="0" title="Digital Video Transmission" />
      <page pageid="19" ns="0" title="Doppler Tuning Algorithm for Gpredict" />
      <page pageid="46" ns="0" title="Embedded Video Processing and Radio Unit" />