A RO/RO ferry also travels from Aberdeen , North West Scotland cqlling at Kirkwall on the way to Shetland.
There is also a passenger only ferry that operates during the Summer Season that goes from John O'Groats to Burwick with connecting buses to Kirkwall. This is the quickest way to get from the mainland to the Southern tip of the Orkney Islands but the crossing may be affected by weather conditions.
Awarded World Heritage status by UNESCO in 1999, the ''Heart of Neolithic Orkney'' includes:
Skara Brae, 30km west of Kirkwall , a large very well preserved stone-built village, over 5000 years old. Admission: adult £6.00, child £2.40, concessions £4.50.
Maeshowe, 14km west of Kirkwall , a chambered cairn and passage grave. Admission: adult £4.00, child £1.60, concessions £3.00
Ring of Brodgar, 16km west of Kirkwall , stone circle and henge. Free admission.
Standing Stones of Stenness,  one of the oldest stone circles in Britain. Free admission.
Orkney's World Heritage site also includes a number of unexcavated burial, ceremonial and settlement sites.