Similar to Tree_of_Life_Web_Project

Biobank

Sequence database

Pfam

FamilyTreeDNA

FishBase

Medical Subject Headings

MEDLINE

BioOne

ChemSpider

Flags of the World (website)

Glottolog

Google News Archive

Internet Speculative Fiction Database

Marxists Internet Archive

NASA Space Science Data Coordinated Archive

Structurae

Web of Science

ArXiv

EMedicine