The trust website describes the cottage as "the sole building above a wide expanse of sandy beach... set on a raised terrace in the dramatic landscape of Rhossili Bay with uninterrupted views of the sea and the tidal island of Worm's Head".

BBC: Rhossili Bay holiday cottage evacuated after grass fire

In the west of the city, Outer Sunset and Outer Richmond have great access to Ocean Beach, a wide sandy expanse on the Pacific Ocean.

BBC: Living in: Great waterfront cities

Further south from Mobor, a trip across the languid Sal on a rust-bucket passenger ferry will take you to solace and solitude on magnificent Agonda Beach with its wide swathe of sand.

BBC: Uncovering the best beaches of Goa

From the castle ramparts, look out to sea and you will see the wide expanse of Vasco da Gama beach, spreading out for several kilometres against the backdrop of enormous cranes in the busy port beyond.

BBC: In the footsteps of Vasco da Gama

Six kilometres east of Ventimiglia, the seaside resort town of Bordighera, also easily reachable by bus or train, has a smattering of trendy cafes and organic produce markets, a long ocean promenade lined with beach bars and glass-walled restaurants, plus a wide shoreline for sunbathing and swimming.

BBC: Have the Italian Riviera all to yourself

Today, it includes 23 hotels, four theme parks (Magic Kingdom, Epcot, Hollywood Studios and Animal Kingdom), almost 100 restaurants, two water parks (Typhoon Lagoon and Blizzard Beach), a sports complex (Disney's Wide World of Sports), and two shopping and nightlife districts (Downtown Disney and Disney's Boardwalk), as well as six golf courses, three miniature golf courses and lagoons with water sports, all connected by a complicated system of free buses, boats and monorails.

BBC: Lonely Planet's top five day trips from Miami

But on Perancak Beach, on the southeast side of the island, the World Wide Fund for Nature (WWF) is working to educate villagers about the need for conserving the endangered turtles.

CNN: Turtle eaters develop taste for conservation