It can be used as a free landform map data. This is a map showing imaginary landform that expressed by heights in 19x26 grid on 1/25000 scaled map.

imaginaryLandform_20180601.tcl

#imaginaryLandform
#imaginaryLandform_20180601.tcl
##===================================================================
#	Copyright (c) 2018 Yuji SODE <yuji.sode@gmail.com>
#
#	This software is released under the MIT License.
##===================================================================
#It can be used as a free landform map data.
#This is a map showing imaginary landform that expressed by heights in 19x26 grid on 1/25000 scaled map.
#----------------------------------------------
#this landform map was originally designed by Yuji SODE on [2018-06-01]
#=== map informtion ===
# - Width: 19
# - grid: 19x26
# - Max height: 155
# - Min height: 5
#----------------------------------------------
#V is a list showing heights in a cell
set V [list\
65	65	65	70	75	85	90	85	75	75	70	65	60	55	50	45	45	45	45\
65	65	75	85	95	105	105	105	100	95	85	75	65	60	55	55	45	45	45\
65	75	85	95	105	115	125	115	115	105	95	85	75	65	65	55	55	45	45\
70	85	95	105	115	125	135	135	125	115	105	90	85	70	65	60	55	45	45\
75	85	105	105	115	125	155	145	125	125	115	100	85	75	65	65	55	45	45\
75	95	105	110	120	135	150	155	140	125	115	115	85	75	65	65	55	45	45\
75	95	105	105	115	125	135	145	135	135	125	115	95	85	75	65	55	45	45\
75	85	95	105	115	115	115	125	135	135	135	115	105	85	75	65	55	45	45\
65	75	85	95	105	105	115	115	120	125	125	125	105	85	75	65	55	45	45\
55	65	75	85	95	95	95	95	110	115	115	125	115	85	75	65	55	55	45\
45	55	65	70	75	80	85	85	95	95	105	115	105	85	75	65	60	55	45\
30	35	45	55	65	75	75	75	75	85	85	90	95	85	75	65	65	55	50\
20	25	25	35	45	45	50	55	60	65	65	75	85	85	85	75	65	65	55\
15	15	25	25	25	35	35	35	40	40	45	45	75	85	90	85	75	65	55\
15	15	15	15	15	25	25	25	35	35	35	35	75	85	95	90	85	75	60\
15	15	15	15	15	15	20	25	25	35	35	55	75	85	100	110	95	75	70\
10	15	15	15	15	15	15	25	35	35	45	70	85	95	105	115	105	85	75\
5	5	15	15	15	15	15	25	35	45	65	85	85	95	115	125	105	95	75\
5	5	5	15	15	15	25	35	45	55	75	85	95	115	125	125	105	95	75\
5	5	5	15	15	15	25	35	55	75	85	95	105	115	135	120	105	90	75\
5	5	5	15	15	25	25	45	65	85	90	105	115	125	120	115	95	85	75\
5	5	5	15	20	25	35	55	75	85	95	105	115	115	115	105	85	75	70\
5	5	15	15	25	25	45	65	85	95	105	105	105	105	95	95	75	75	65\
5	10	15	25	25	25	55	75	85	85	95	95	95	95	85	75	75	65	65\
5	15	15	25	25	35	55	65	75	85	85	85	85	75	75	75	65	65	65\
15	15	20	25	30	45	55	65	75	75	75	75	75	75	75	65	65	65	65\
];
#*** License ***
#MIT License
#
#Copyright (c) 2018 Yuji Sode
#
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#
#The above copyright notice and this permission notice shall be included in all
#copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
#SOFTWARE.