| 2017-03-19 15:40:00 | ltk_tscc | Added tag 'shareware' |
| 2017-03-19 15:35:52 | ltk_tscc | Added credit for Erich Scherer on Alterra V1.01: Graphics |
| 2017-03-19 15:35:44 | ltk_tscc | Added credit for Niels Roest on Alterra V1.01: Code |
| 2015-03-22 12:27:30 | ltk_tscc | Added link http://www.atarimania.com/game-atari-st-alterra_11046.html |
| 2015-03-22 12:27:21 | ltk_tscc | Added 6 screenshots |
| 2015-03-22 12:27:09 | ltk_tscc | Added production 'Alterra V1.01' |