It is connected with the Finnish mainland by three bridges.
The islet on which it stood is now connected with the mainland by a narrow tongue of land.
In 1585, the island was connected with the mainland through the building of a dam.
Causeways are most often used to connect the barrier islands with the mainland.
A ferry connects the island three days a week with the mainland.
The island is connected with the mainland through an underwater tunnel and several bridges.
A causeway was built to connect it with the mainland.
At the time of its construction, c. 3500 BC, the island was still connected with the mainland.
In domestic service, ferries connect Finland's islands with the mainland.
Most islands are only connected with the mainland by simple wooden ferryboats.