Where are mountains in Seychelles?
The highest mountains in Seychelles, Mourne Blanc and Mourne Seychellois, are on the island of Mahé, the largest in the achipelago.
Download the Free Programme, Google Earth, then you can Cruise the Globe. You may need Broadband to run the programme I'm not sure, but check. All the mountains rivers, cities are all there for your viewing.