Without photographic evidence, it’s hard to know if things such as aliens, Abraham Lincoln, or true love have ever existed. Package evidence of your own being for later generations to study with this Groupon.

The Deal

• $15 for $50 Worth of Personalized Photo Books, Cards, and Calendars

Mini photo books start at $12.99, larger photo books start at $19.99, and calendars start at $19.99. Stationary items, wedding invitations, baby announcements, and holiday cards all start a $0.89 apiece.

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Mixbook

With Mixbook’s photo-book services, you can share and relive life’s most important memories. Users instantly upload treasured pictures and customize each with the easy-to-operate Mixbook Editor. Using Mixbook’s powerful design software and their extensive library of creative elements that includes library of creative elements—including over 300 book themes, 4,000 card themes, 42,000 backgrounds, and 206,000 stickers—you can crop photos; add text, stickers, and backgrounds; and create custom layouts. The easy-to-use software allows users to upload their pictures from popular photo-sharing sites like Facebook and Flickr with ease, and collaborative tools mean friends and family can assist in the same project. That simplicity is why Mixbook has been praised by the likes of Techcrunch and The Today Show. Mixbook also stocks a medley of different photo cards and photo calendars for further memory preservation, and the company’s archival-quality silk paper outfits every snapshot with a glossy look and feel.