Bury a time capsule
A time capsule asks an absorbing question: which ordinary details will help somebody understand this moment years from now? Handwritten letters, local news, photographs, prices, drawings, menus and small everyday objects often say more than a collection of ceremonial souvenirs. Choose a specific opening date and audience so the contents form a message rather than a box of unexplained things. Invite contributors, set a sensible size and record names, dates and context on archival-quality paper. Use copies of precious photographs and documents, remove batteries and avoid food, liquids, plants, medicines, electronic devices or materials likely to leak, rust or decay. Place a contents inventory and a letter to the finders inside. Use stable inner sleeves and a purpose-made sealed container suited to the intended storage conditions. Do not dig until the landowner has given explicit permission and the site has been checked for cables, gas, water, drains, tree roots, archaeology, protected land and future building work. HSE guidance treats excavation around underground services as a planned task requiring reliable location information and safe digging. If any doubt remains, store the capsule indoors in a labelled archive box; burial is only one method of sending it forward. Record the exact location, depth, container, owner and opening instructions in several durable places, including one held by somebody who does not live at the site. Mark calendars and decide who inherits responsibility if people move or organisations close. Completion is sealing a documented capsule and placing it in a recoverable authorised location—not hiding irreplaceable originals, damaging a service or creating a mystery object that future owners discard during landscaping.