I love this garden-friendly idea - Bee City! Fab for accommodating bees, ladybirds, lacewings and other insects.
'Dobies Of Devon' Gardening Companion: Fly the flag for insects and creepy-crawlies
How to make a solitary bee hotel
How to make a solitary bee hotel - you could do this idea several different ways.(use a bird feeder etc.)
a garden home for beneficial insects! Craftsman Built Insect Hotel Decorative Wood House by Olivier Le Queinec, via Dreamstime
Big bug hotel
How to build a Bug Hotel :: Garden activities for curious kids
'Bug Ball Topiary Tree' from Wildlife Gadgetman (",)
Building a bug hotel or wildlife stack in your garden is a great way to attract beneficial insects and wildlife into your garden such as ladybirds, bumble bees, butterflies, frogs & toads. This will help to create a more diverse range of wildlife in your garden, help tackle those unwanted bugs in your garden and increase pollination.