Simplify the following text for a Grade 9 native English-speaking person.
Original: The region remained highly isolated until the introduction of regular river steamer services between it and Hobart in the 1880s - these were further encouraged by the tourist industry to Port Arthur that began when overseas steamships began to call into Hobart , also during the 1880s .
Simplified: The area was isolated until a regular river steamer began sailing from Port Arthur to Hobart in the 1880s .