Do you have old light bulbs that are not broken? Instead of just throwing them away, you can repurpose them as some creative things. Check out this list of Creative Light Bulb DIY Ideas and try one of them.
My husband and I went here for our Anniversary while on a Norwegian Cruise Line about 15 years ago and it really was one of the coolest things we have done on a vacation! Cancun, Mexico- Xcaret Underground River, one of the coolest things you'll ever do!