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Inishowen Maritime Museum & Planetarium is located at the Old Coast Guard station over looking Greencastle Harbour on the banks of the beautiful Lough Foyle. It is situated beside the Lough Foyle ferry entrance; this passenger / car ferry service runs between Greencastle and Magilligan, Co. Derry.

Inishowen Maritime Museum and Planetarium
Old Coastguard Station, Greencastle Harbour

Tel: 074 93 81363 or Email: 


Museum Admission: €5.00
Museum & Planetarium: €10.00

Summer Opening Hours
Monday – Saturday 9.30-5.30pm
Sunday – 12.00-5.30pm

Winter Opening Hours
Monday to Friday 9.15am to 5.30pm

Last Admissions – 5pm

The museum features a well-stocked gift shop where you can browse items ranging from nautical toys through exquisite model ships to reproductions of antique brass compasses and other navigator’s tools.

Museum Cafe (seats 25 persons indoors, plus outdoor seating). We serve fresh homemade soup, scones, sandwiches/wraps, salads, traybakes, cakes, coffees, teas, milkshakes and more.