New answers tagged online-resources
If you enter the city and restaurant into Baidu you can find lots of reviews. Of course you have to use Chinese (copy and paste works). Here's an example from Shenzhen (I think it's a hot pot restaurant): http://meishi.qq.com/shops/13400196635890174326#shop_pro_comment#bd=baidu_map One of many reviews in Chinese: 其实还不错，去过几次了，来了个新鲜种类，清凉型锅底，加柠檬的还可以啊。 ...
Walking Britain has a great collection of walks, including many in the Peak District. It has information on grading/difficulty, length, locations, detailed instructions, and items of interest along the way. It does not have detailed maps, but provides references to the relevant OS maps that should be taken along.
More of an answer to your secondary request, but FlightChecker by MoneySavingExpert is my go-to tool for 'flights under £X' using low-cost carriers to European destinations (either a specific place, anywhere in a given country or simply anywhere in Europe), within a range of dates or on specific dates.
If you are sailing in northern Greece then the blog on Puresailing has a lot of info about sailing. http://puresailing.gr/category/blog/ as well as the sailing areas at http://puresailing.gr/sailing-areas/
For Safety, a good starting point could be the List of Airlines that are banned in the European Union. Airlines that are allowed in the EU can be considered quite safe. See http://ec.europa.eu/transport/modes/air/safety/air-ban/index_en.htm Quality is a bit hard to measure, since everyone has different standards on this. On http://seatguru.com/ you can ...
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