Terrariums are the ultimate way to bring the natural world indoors The art of terrarium making is back in vogue and better than ever. Growing collections of adorable miniature plants in glass vessels is a great way to bring the indoors out and get back in touch with natureno matter where you live and what time of year it is. Whether you reside in a tiny apartment spend the bulk of your hours at an office desk or just want to be better connected to green living things terrariums are the ticket.