Near Fredericksburg, a washed-out riverbank becomes a time capsule. The hunters find old bottles, a copper buckle piece, a .69 caliber round ball, buckshot, and other relics scattered through the mud.

Contents of the 1914 time capsule revealed at the New-York Historical Society (all photos by the author for Hyperallergic) The two oldest known and unopened time capsules were unsealed last week, one ...

Introduction : the time capsule experience -- Time capsule milestones in world chronology -- How time capsules work -- Notional and archaeological time capsules -- The time capsule's ancient origins ...