Main parameters of future lepton-hadron colliders are estimated. Namely,
THERA and Linac*LHC based ep, gamma-p, eA and FEL gamma-A colliders are
considered. The physics search potential of these machines are considered.Comment: Presented at XXIII Physics in Collision Conference (PIC2003),
Zeuthen, Germany, June 2003, 3 pages, LateX. FRAP0