public static List<String> getLastOpenedCaches() {
        final List<String> history = getStringList(R.string.pref_caches_history, StringUtils.EMPTY);
        return history.subList(0, Math.min(HISTORY_SIZE, history.size()));
    }
Remember the stata of the "hide visited waypoints"-checkbox in the waypoints overview dialog
main/src/main/java/cgeo/geocaching/settings/Settings.java