If you’ve ever driven with the aid of a Sat Nav, you’ll know the familiar, mundane tone of ‘take the second exit at the roundabout’.

And chances are, you won't give that roundabout a second glance.

[Read more: Driving holidays in the UK - The top 5 stop-offs]

But maybe you should have, because you might have missed out on seeing an art installation, a sculpture or something else completely crazy.

There’s even an annual calendar dedicated to the magic of roundabouts, with the pick of the world's gyratories chosen by the UK Roundabout Appreciation Society (UKRAS).

Here are some of the more unusual roundabouts featured – how many have you seen?

Underground roundabout in Norway

Above-ground roundabouts are two-a-penny – which is why this underground one, in the Vallavik tunnel on Highway 7 in Norway, is worth a go.

Globe roundabout in Saudi Arabia

Go round the world, literally, in Jeddah, where their famous roundabout features a massive globe.

[Quiz: How much do road signs and crossings cost the taxpayer?]

Yellow shed roundabout in France

Shed on shed, because why not?

Crushed car roundabout in Australia

Sydney’s most notable roundabout features a car crushed by a huge rock.

Battle of Hastings roundabout, UK

Celebrating the 1066 Battle of Hastings, local artist Guy Portelli created this sculpture from a design by Kenneth Higgins.

Lourinha dinosaur roundabout in Portugal

Dino-fans will love Portugal’s famous roundabout, complete with giant dinosaur models on a bed of stones and shrubs.

Double-whopper roundabout in the Netherlands

Rotterdam residents get to enjoy this hilarious roundabout – burger, anyone?

[Read more: What is Silicon Roundabout?]

The gilded roundabout, USA

Taking our prize for the prettiest is this roundabout in Oregon, covered in beautiful gilded tree statues.

Titirangi roundabout, New Zealand

This unique Auckland roundabout was crowned the best in the world, thanks to its double-kerber traffic island.

Photo credit: Geoff Robinson Photography/REX/Shutterstock

Roundabouts of the World Calendar 2018 is available here.