| 1 | https://goo.gl/koeeaJ
| Whois | goo.gl |
| 2 | https://stadiamaps.com/
| Whois | stadiamaps.com |
| 3 | https://stamen.com/
| Whois | stamen.com |
| 4 | https://openmaptiles.org/
| Whois | openmaptiles.org |
| 5 | https://www.openstreetmap.org/about
| Whois | openstreetmap.org |
| 6 | https://stadiamaps.com/
| Whois | stadiamaps.com |
| 7 | https://stamen.com/
| Whois | stamen.com |
| 8 | https://openmaptiles.org/
| Whois | openmaptiles.org |
| 9 | http://www.openstreetmap.org/copyright
| Whois | openstreetmap.org |
| 10 | https://cartodb.com/attributions
| Whois | cartodb.com |
| 11 | http://www.openstreetmap.org/copyright
| Whois | openstreetmap.org |
| 12 | https://cartodb.com/attributions
| Whois | cartodb.com |
| 13 | http://www.openstreetmap.org/copyright
| Whois | openstreetmap.org |
| 14 | https://cartodb.com/attributions
| Whois | cartodb.com |
| 15 | http://www.openstreetmap.org/copyright
| Whois | openstreetmap.org |
| 16 | https://www.hotosm.org
| Whois | hotosm.org |
| 17 | https://openstreetmap.fr
| Whois | openstreetmap.fr |
| 18 | https://stadiamaps.com/
| Whois | stadiamaps.com |
| 19 | https://openmaptiles.org/
| Whois | openmaptiles.org |
| 20 | https://stadiamaps.com/
| Whois | stadiamaps.com |
| 21 | https://openmaptiles.org/
| Whois | openmaptiles.org |
| 22 | http://www.openstreetmap.org/copyright
| Whois | openstreetmap.org |
| 23 | https://www.mapbox.com/feedback/
| Whois | mapbox.com |
| 24 | https://itunes.apple.com/us/app/id671429156
| Whois | apple.com |
| 25 | http://play.google.com/store/apps/details?id=com.dxysolutions.stpahistorical
| Whois | google.com |
| 26 | https://twitter.com/STPhistorical
| Whois | twitter.com |
| 27 | http://omeka.org/
| Whois | omeka.org |
| 28 | http://curatescape.org
| Whois | curatescape.org |