List of countries visited by Bert Mertens

6
cities
28
places
24
cities
58
places
2
cities
2
places
35
cities
8
places
2
cities
0
places
19
cities
34
places
7
cities
4
places
1
city
2
places
4
cities
9
places
9
cities
31
places
3
cities
4
places
17
cities
20
places
1
city
0
places
4
cities
1
place
1
city
0
places
6
cities
1
place
1
city
12
places
4
cities
2
places
3
cities
6
places
1
city
3
places
5
cities
0
places
4
cities
6
places
1
city
5
places
4
cities
11
places
10
cities
20
places
4
cities
16
places
1
city
0
places
4
cities
4
places