Stephen Ander attemped the Metrothon challenge this weekend, but was not successful. However, many have been. Here’s a look at who has conquered this feat.

For the second time, someone will attempt the unthinkable: Visit every Metro stop in a single day.

When they were little kids, if Andrew Baker and his sister were misbehaving, their father would drag them to the King Street Metro station and they would ride the trains for a while to settle down. Crossing the Potomac on the Blue or Yellow lines, Andrew’s face would be glued to the window.