Narrator: Here at Keukenhof, 7 million bulbs are planted by hand in just three months. Spread across 80 acres, it's one of the world's largest spring flower gardens, with 800 varieties of tulips.

The gardens host events throughout the season like flower shows and the Holland Heritage Days. Tickets start at about $20 for adults. Keukenhof is located in Lisse, about a 40-minute drive from ...