Trophonius

Trophonius, in Greek legend, along with his brother Agamedes, the architect of the temple of Apollo at Delphi; had a famous oracle in a cave in Boeotia, which could only be entered at night.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Trondhjem * Tropics
Tristan da Cunha
Tristram, Sir
Triton
Tritratna
Trochu, Louis Jules
Trollope, Anthony
Tromp, Cornelius
Tromp, Martin Harpertzoon
Tromsö
Trondhjem
Trophonius
Tropics
Troppau
Trossachs
Troubadours
Trouvères
Trowbridge
Troy
Troy
Troyes
Truck-system