1. Street signs are impossible to find. OliBac / (CC BY http://2.0) / Via flic.kr 'Cause they're located on the sides of buildings rather than sign posts. Nifty! 2. Speaking of the streets, cars don't yield to pedestrians...ever. Hernán Piñera (CC BY-SA http://2.0) / Via Flickr: hernanpc Please don't learn this the hard way. 3. The public transit blows other cities’ systems out of the water. Hernán Piñera (CC BY-SA http://2.0) / Via Flickr: hernanpc So, OK sure, rush hour is still a nightmare sometimes. But on the plus side, trains in London run pretty regularly, so you won't have to wait too long. (Just don't expect them to run after midnight; that's when they shut down for the night.) 4. And there's very little talking during commutes. Annie Mole (CC BY http://2.0) / Via Flickr: anniemole Seriously, it's eerily quiet. 5. If you're going to take a cab, make sure it's a licensed black cab. Tony Monblat / (CC BY http://2.0) / Via flic.kr London cab drivers are some of the friendliest and most knowledgeable in the world. Treat them kindly, and ask for their recommendations! 6. There are about a zillion streets, places, and monuments named after royalty. xxJuliana Souza / (CC BY-SA http://2.0) / Via flic.kr Everything is "Her Majesty's" this and "Her Majesty's" that. 7. People will constantly ask, "You alright?" John Shepherd (CC BY http://2.0) / Via Flickr: johnrobertshepherd Don't worry. They're just saying hello. They're not trying to subtly tell you that you look like you're hungover. 8. They tend to drink their dinner rather than eat it. Malcolm Murdoch (CC BY-SA http://2.0) / Via Flickr: mildswearwords Pints on pints on pints. 9. You'll overhear a mix of many accents and languages everywhere you go. Matthew Lloyd / Getty Images It's incredibly cool. 10. It does rain a lot. Chris Jackson / Getty Images But a lot of the time it's just a light drizzle. As long as you've got an umbrella, you'll be fine! Besides, that skyline looks good in grey. 11. That said, you can't walk more than a few blocks without stumbling into some sort of green space. Ben A. Pruchnie / Getty Images There are eight royal parks alone in London, totaling up to 5,000 acres. 12. And finally, you'll learn that one hour is not nearly enough. Thinkstock Thank god you're staying for longer than that! Ready to go? Air Canada can get you there with the most nonstop flight options daily.